Gulfstream G650/G650ER Level A Question Bank PDF

ATA 06-12 AIRCRAFT GENERAL 1. What is the total fuel capacity of the Gulfstream G650? a) 40,000 lbs b) 42,000 lbs c) 44,200 lbs d) 46,000 lbs Answer: c 2. Which of the following dimensions is correct for the cabin length of the Gulfstream G650? a) 40.88 feet b) 42.33 feet c) 46.88 feet d) 48.50 feet Answer: c 3. What is the maximum ramp weight for the Gulfstream G650ER? a) 100,000 lbs b) 104,000 lbs c) 103,600 lbs d) 102,500 lbs Answer: b 4. Where is the single-point pressure fueling adapter located on the Gulfstream G650? a) Left wing tip b) Right wing tip c) Forward right wing-to-body fairing d) Tail section Answer: c 5. What is the optimal range for fueling nozzle pressure during fueling operations? Gulfstream G650/G650ER Level A Question Bank a) 20 to 30 psi b) 35 to 55 psi c) 40 to 60 psi d) 50 to 70 psi Answer: b 6. What should the parking brake accumulator pressure read for a full charge? a) 2,000 psi b) 2,500 psi c) 3,000 psi d) 3,500 psi Answer: c 7. How many quarts of oil does the APU oil tank hold? a) 3.5 quarts b) 4.0 quarts c) 4.5 quarts d) 5.0 quarts Answer: c 8. What type of hydraulic fluid is used in the Gulfstream G650 hydraulic system? a) Phosphate-Ester Type IV/V (SKYDROL) b) Mineral oil c) Synthetic oil d) Glycol-based fluid Answer: a 9. How many gallons does the left hydraulic system reservoir hold when serviced? a) 2.7 gallons b) 3.5 gallons c) 4.5 gallons d) 5.0 gallons Gulfstream G650/G650ER Level A Question Bank Answer: c 10. At what Fuselage Station (FS) is the nose jacking point located? a) FS 124.1 b) FS 224.1 c) FS 324.1 d) FS 424.1 Answer: b 11. What should be the tire pressure for optimal tire life on the Gulfstream G650? a) 200 psig b) 210 psig c) 216 psig d) 220 psig Answer: c 12. Where is the hydraulic service panel located on the Gulfstream G650? a) In the cockpit b) On the aircraft belly, just forward of the tail compartment access door c) Under the left wing d) In the nose wheel well Answer: b 13. What is the capacity of the Integrated Drive Generator (IDG) oil system? a) 2.4 to 3.15 quarts b) 3.4 to 4.15 quarts c) 4.4 to 5.15 quarts d) 5.4 to 6.15 quarts Answer: b 14. What is the measurement used to locate points, components, and distances above a theoretical datum line on the Gulfstream G650? a) Buttline (BL) Gulfstream G650/G650ER Level A Question Bank b) Waterline (WL) c) Fuselage Station (FS) d) Datum Line (DL) Answer: b 15. What are the dimensions of the G650's exterior wing span? a) 90.6 feet b) 92.6 feet c) 97.6 feet d) 99.6 feet Answer: d 16. What is the maximum allowable aft center of gravity for the Gulfstream G650? a) FS 652.8 b) FS 672.8 c) FS 682.8 d) FS 708.8 Answer: d 17. Where are the landing gear blowdown bottles located? a) In the tail compartment b) Under the wing c) In the nose wheel well d) In the main wheel well Answer: c 18. What is the total baggage compartment volume of the Gulfstream G650? a) 150 cu ft b) 175 cu ft c) 195 cu ft d) 215 cu ft Answer: c Gulfstream G650/G650ER Level A Question Bank 19. How often should the electronic equipment be energized to ensure proper operation during storage? a) Every day b) Once a week c) Every two weeks d) Once a month Answer: b 20. What type of oxygen system does the Gulfstream G650 use? a) Liquid oxygen system b) Chemical oxygen generator c) High-pressure gaseous oxygen system d) Solid-state oxygen system Answer: c 21. Which hydraulic system has a total capacity of 14.8 U.S. gallons? a) Left system (System 1) b) Right system (System 2) c) Auxiliary system d) Both systems Answer: b 22. At what Fuselage Station (FS) is the leveling bracket located for longitudinal leveling? a) FS 148.5 b) FS 163 c) FS 174 d) FS 190 Answer: a 23. What is the standard servicing fluid for the landing gear struts on the Gulfstream G650? a) MIL-PRF-5606 b) MIL-PRF-83282 Gulfstream G650/G650ER Level A Question Bank c) MIL-PRF-7808 d) MIL-PRF-23699 Answer: a 24. How much oil does the BR725 air turbine starter hold in its sump? a) 180 cc b) 210 cc c) 240 cc d) 270 cc Answer: d 25. What is the location of the remote oil replenishment panel on the Gulfstream G650? a) Under the cockpit floor b) In the tail compartment c) Behind the left wing fairing d) In the right main wheel well Answer: b 26. What is the main landing gear servicing pressure for the Gulfstream G650? a) 1800 psi b) 2000 psi c) 2160 psi d) 2300 psi Answer: c 27. What is the maximum takeoff weight for the Gulfstream G650? a) 95,000 lbs b) 97,600 lbs c) 99,600 lbs d) 100,000 lbs Answer: c 28. Where should the hydraulic replenishing tank be located on the Gulfstream G650? Gulfstream G650/G650ER Level A Question Bank a) In the nose wheel well b) In the left wing fairing c) In the right side of the tail compartment d) In the main landing gear bay Answer: c 29. What is the total length of the Gulfstream G650? a) 89.6 feet b) 92.4 feet c) 97.6 feet d) 99.8 feet Answer: d 30. What should be done before performing lifting and shoring of the aircraft? a) Ensure fuel tanks are empty b) Verify all landing gear are extended c) Check for proper bolt lengths on wing jack pads d) Disconnect the battery Answer: c 31. What is the total capacity of the auxiliary hydraulic system on the Gulfstream G650? a) 1.5 gallons b) 2.0 gallons c) 2.5 gallons d) 3.0 gallons Answer: a 32. How often should the landing gear tires be rotated during storage? a) Every day b) Once a week c) Every two weeks d) Once a month Gulfstream G650/G650ER Level A Question Bank Answer: b 33. What is the nose wheel steering unit torque limit for towing? a) 70° b) 75° c) 80° d) 82° Answer: d 34. What is the proper pressure to service the parking brake accumulators at 70°F? a) 500 psi b) 600 psi c) 700 psi d) 800 psi Answer: c 35. Where are the engine oil tanks located on the Gulfstream G650? a) Left side of the engine accessory drive gearbox b) Right side of the engine accessory drive gearbox c) Under the wing fairing d) In the tail compartment Answer: a 36. Which ATA chapter covers lifting and shoring procedures? a) ATA 6 b) ATA 7 c) ATA 8 d) ATA 9 Answer: b 37. What is the auxiliary power unit (APU) housed in on the Gulfstream G650? a) A fireproof, titanium, box-like enclosure b) An aluminum compartment Gulfstream G650/G650ER Level A Question Bank c) A reinforced steel casing d) A composite material container Answer: a 38. How much oil does the accessory gearbox hold on the Gulfstream G650? a) 12.8 quarts b) 14.8 quarts c) 16.8 quarts d) 18.8 quarts Answer: c 39. What should the temperature of the nitrogen be when pre-charging the hydraulic accumulator? a) 50°F b) 60°F c) 70°F d) 80°F Answer: c 40. Which figure shows the G650 aircraft dimensions in the MTM? a) Figure 6-1 b) Figure 6-2 c) Figure 6-3 d) Figure 6-4 Answer: a 41. What is the maximum zero fuel weight for the Gulfstream G650? a) 55,500 lbs b) 57,500 lbs c) 60,500 lbs d) 62,500 lbs Answer: c Gulfstream G650/G650ER Level A Question Bank 42. Where is the main landing gear blowdown bottle servicing port located? a) In the nose wheel well b) In the main wheel well c) In the tail compartment d) On the landing gear strut Answer: a 43. What is the correct method for servicing the nose landing gear strut? a) Open the upper cowl door b) Open the nose gear door c) Open the trunnion door d) Open the fuselage door Answer: b 44. What is the height from the top of the vertical stabilizer to the ground for the Gulfstream G650? a) 24.59 feet b) 25.59 feet c) 26.59 feet d) 27.59 feet Answer: b 45. What is the horizontal stabilizer span of the Gulfstream G650? a) 30.57 feet b) 32.57 feet c) 34.57 feet d) 36.57 feet Answer: d 46. Where is the nose landing gear tripod jack located? a) FS 124.1 b) FS 224.1 Gulfstream G650/G650ER Level A Question Bank c) FS 324.1 d) FS 424.1 Answer: b 47. What is the maximum allowable ramp weight for the Gulfstream G650? a) 98,000 lbs b) 99,000 lbs c) 100,000 lbs d) 101,000 lbs Answer: c 48. Where should the aircraft be positioned for mooring in high wind conditions? a) Nose facing into the wind b) Tail facing into the wind c) Left wing facing the wind d) Right wing facing the wind Answer: a 49. What should be done if the torque links are not disconnected and the towing angle exceeds 82°? a) Continue towing carefully b) Inspect for possible damage c) Increase towing speed d) Stop towing and wait for assistance Answer: b 50. What is the recommended fluid for the Gulfstream G650 hydraulic system? a) Mineral oil b) Synthetic oil c) Phosphate-Ester Type IV/V (SKYDROL) d) Glycol-based fluid Answer: c Gulfstream G650/G650ER Level A Question Bank 51. What is the required pre-charge pressure for the hydraulic accumulators at 70°F? a) 1000 psi b) 1100 psi c) 1200 psi d) 1300 psi Answer: c 52. What is the purpose of the Standby Multifunction Controller (SMC) for fuel? a) To manually control fuel flow b) To preselect fuel loads for auto fueling c) To monitor engine oil levels d) To control hydraulic fluid levels Answer: b 53. What is the main purpose of aircraft placards and markings? a) To enhance the aircraft's appearance b) To provide safety and operational information c) To identify passenger seating areas d) To indicate flight path Answer: b 54. Where is the BR725 air turbine starter servicing port located? a) On the right side of the unit b) On the left side of the unit c) On the top of the unit d) On the bottom of the unit Answer: b 55. What is the primary purpose of the lifting and shoring procedures? a) To remove and replace landing gear components b) To move the aircraft during towing operations c) To weigh the aircraft Gulfstream G650/G650ER Level A Question Bank d) To provide maintenance access to the engine Answer: a 56. Where are the nose landing gear scissors located? a) At the top of the landing gear strut b) At the bottom of the landing gear strut c) On the left side of the landing gear strut d) On the right side of the landing gear strut Answer: a 57. What should be the nitrogen servicing pressure for the main landing gear blowdown bottle? a) 2500 psi b) 2600 psi c) 2700 psi d) 3000 psi Answer: d 58. Where is the parking brake accumulator servicing valve located? a) In the nose wheel well b) In the tail compartment c) On the rear bulkhead of each main wheel well d) Under the cockpit floor Answer: c 59. What is the proper procedure for servicing the APU oil system? a) Fill through the pressure port b) Fill through the gravity fill cap c) Fill through the overflow port d) Fill through the hydraulic panel Answer: b 60. What is the cabin height of the Gulfstream G650? Gulfstream G650/G650ER Level A Question Bank a) 6.33 feet b) 6.50 feet c) 6.75 feet d) 7.00 feet Answer: a 61. What is the capacity of the right hydraulic system reservoir when serviced? a) 1.0 gallon b) 1.5 gallons c) 2.0 gallons d) 2.5 gallons Answer: b 62. What is the correct placement for the nose jack during fuselage jacking? a) Leg facing forward b) Leg facing aft c) Leg facing left d) Leg facing right Answer: b 63. What should the aircraft weight and balance computations be based on? a) In-flight measurements b) Measurements when the aircraft is in a level position c) Measurements when the aircraft is parked d) Measurements when the aircraft is in storage Answer: b 64. Where is the auxiliary pressure bulkhead located in relation to the APU? a) Forward of the APU b) Aft of the APU c) Above the APU d) Below the APU Gulfstream G650/G650ER Level A Question Bank Answer: a 65. What is the purpose of the hydraulic replenishing system on the Gulfstream G650? a) To service both hydraulic systems through a single source b) To control fuel flow to the engines c) To monitor engine oil levels d) To control the landing gear operation Answer: a 66. What is the proper method for replenishing the engine and APU oil systems? a) Using the remote servicing panel b) Using the hydraulic panel c) Using the main cockpit controls d) Using the auxiliary panel Answer: a 67. What should be done to the aircraft when the wind speed is predicted to be above 30 knots? a) Move the aircraft into a hangar b) Park the aircraft with brakes set c) Moor the aircraft d) Cover the aircraft with a tarp Answer: c 68. What is the primary function of the oxygen system on the Gulfstream G650? a) Provide oxygen for the engines b) Supply oxygen for cabin pressurization c) Provide oxygen for the crew and passengers d) Supply oxygen for the hydraulic system Answer: c 69. Where is the hydraulic service panel located on the Gulfstream G650? a) In the tail compartment Gulfstream G650/G650ER Level A Question Bank b) Under the left wing c) Under the right wing d) On the aircraft belly, just forward of the tail compartment access door Answer: d 70. What should be done before entering any wheel well area to perform maintenance? a) Ensure the landing gear downlock/safety devices are installed b) Release the parking brake c) Inflate the landing gear tires d) Connect the hydraulic system Answer: a Gulfstream G650/G650ER Level A Question Bank ATA 21 AIRCONDITIONING 71. What is the primary function of the air conditioning system in the Gulfstream G650? A) Provide in-flight entertainment B) Control, regulate, and monitor bleed air temperatures, pressures, and airflow C) Manage fuel efficiency D) Enhance aerodynamic performance Answer: B 72. Where is the air conditioning controller (ACC) located in the G650? A) Cockpit overhead panel B) Tail compartment C) Baggage compartment forward bulkhead D) Main cabin floor Answer: C 73. What component provides airflow control through the air conditioning packs? A) Ozone converters B) Pack inlet valves (PIVs) C) Air-Conditioning Controllers (ACCs) D) Turbine bypass valves Answer: C 74. Which component reduces cabin ozone concentration to less than 0.1 part per million? A) Pack inlet valves B) Ozone converters C) Air cycle machine D) Heat exchangers Answer: B 75. The reheater and condenser assembly in the air conditioning pack is primarily used for what purpose? A) Increasing air pressure B) Extracting water C) Cooling and reheating air D) Filtering contaminants Answer: C Gulfstream G650/G650ER Level A Question Bank 76. The air cycle machine (ACM) in the G650 operates on which principle? A) Hydraulic B) Bootstrap C) Magnetic D) Chemical Answer: B 77. What is the function of the turbine inlet temperature control valve? A) To modulate the airflow into the cabin B) To control the turbine's rotational speed C) To prevent ice crystals from entering the turbine D) To monitor compressor outlet temperature Answer: C 78. Where is the cold-air manifold located in the G650? A) Under the cockpit floor B) Inside the main cabin ceiling C) Under the floor of the baggage compartment D) Near the APU compartment Answer: C 79. The main components of the air conditioning airflow control system include which of the following? A) Air-Conditioning Controllers, Pack Inlet Valves, Ozone Converters, Air-Conditioning Pack Assemblies B) Compressor, Turbine, Heater, Fan C) Cabin Sensors, Display Units, Control Knobs, Ducting D) Pressure Regulators, Relief Valves, Check Valves, Manifolds Answer: A 80. What is the primary purpose of the gasper supply duct in the G650? A) Distributing conditioned air to the cockpit B) Supplying cold air directly from the cold-air manifold to individual outlets C) Providing pressurized air to the engine D) Ensuring proper airflow to the avionics bay Answer: B Gulfstream G650/G650ER Level A Question Bank 81. During normal operation, what is the nominal airflow temperature supplied to the cold- air manifold by the air conditioning packs? A) 25°F B) 35°F C) 45°F D) 55°F Answer: B 82. Which bus powers the air conditioning controller in the G650? A) L ESS 115 VAC bus B) R ESS 115 VAC bus C) L ESS 28 VDC bus D) R ESS 28 VDC bus Answer: C 83. The pack inlet valves in the G650 are designed to fail in which position? A) Closed B) Half-open C) Open D) Variable Answer: C 84. What happens to the ram-air check valve during normal air conditioning operation? A) It remains closed B) It opens fully C) It modulates airflow D) It diverts air to the APU Answer: A 85. Which component is responsible for controlling the amount of air in the pressure vessel to maintain selected cabin pressure? A) Air conditioning pack B) Pack inlet valve C) Cabin Pressure Controller (CPC) D) Ozone converter Answer: C 86. The primary and secondary heat exchangers in the air conditioning system are fabricated from what material? Gulfstream G650/G650ER Level A Question Bank A) Stainless steel B) Titanium C) Aluminum D) Copper Answer: C 87. What is the function of the water extractor in the air conditioning system? A) Increasing air pressure B) Reducing humidity C) Heating the air D) Filtering out contaminants Answer: B 88. The air conditioning control panel's L PACK and R PACK switches provide logic to which component? A) Turbine bypass valve B) Cabin Pressure Controller C) Air Conditioning Controller D) Pack inlet valve Answer: C 89. What is the role of the servo pressure regulator in the air conditioning pack assembly? A) Control pack outlet temperature B) Regulate and relieve pressure C) Monitor air cycle machine speed D) Convert ozone to oxygen Answer: B 90. At what altitude is the turbine bypass valve commanded open by the air conditioning controller? A) Above 15,000 feet B) Above 25,000 feet C) Above 35,000 feet D) Above 45,000 feet Answer: C 91. What is the indication on the CAS if the pack outlet temperature exceeds 160°F? A) L-R Cool Turbine Hot B) L-R ACS Fail C) L-R ACS Maintenance Gulfstream G650/G650ER Level A Question Bank D) L-R ACS Default Mode Answer: A 92. Which component is responsible for mixing hot and cold air to achieve different comfort levels in the cabin zones? A)Cold-air manifold B) Trim air valves C) Pack inlet valve D) Ram-air ducting Answer: B 93. Where are the cabin silencers located in the G650? A) Underneath the cockpit floor B) In the baggage compartment C) Beneath the floor in the aft cabin D) In the tail compartment Answer: C 94. The primary function of the air cycle machine (ACM) is to: A) Filter contaminants from the air B) Heat the air C) Extract moisture from the air D) Perform useful work to reduce air temperature Answer: D 95. Which system in the G650 provides the means to control the engine bleed air entering and exiting the ECS packs? A) Air conditioning distribution system B) Ram-air ventilation system C) Cabin pressure control system D) Electronic equipment cooling system Answer: A Gulfstream G650/G650ER Level A Question Bank Gulfstream G650/G650ER Level A Question Bank ATA 25 EQUIPMENT AND FURNISHING 96. What does the CPI display in Automatic and Semi-Automatic Mode? A. Flight data B. Cabin pressure information C. Temperature settings D. Differential pressure Answer: B. 97. What is the purpose of the flight compartment in the Gulfstream G650? A. Provide passenger seating B. Store baggage C. Serve as the crew aircraft work center D. House the main cabin galley Answer: C 98. Where is the emergency equipment positioned in the Gulfstream G650? A. Only in the flight compartment B. Throughout the aircraft C. Only in the baggage compartment D. Only in the passenger cabin Answer: B 99. What is the material used for the glareshield cover in the cockpit? A. Aluminum alloy B. Woven fiberglass/epoxy resin C. Stainless steel D. Plastic Answer: B 100. What is mounted on the top shelf of the Left Electronic Equipment Rack (LEER)? A. Enhanced vision system processor B. LEER circuit breaker panel C. Modular Avionics Unit (MAU) Gulfstream G650/G650ER Level A Question Bank D. Modular Radio Cabinet (MRC) Answer: B 101. What type of insulation is applied directly to the internal side of the aircraft skin? A. Fiberglass bags B. Sound dampening foam C. Acoustic blankets D. Thermal panels Answer: B 102. What feature of the pilot seat enables vertical adjustment? A. Forward and aft control lever B. Vertical control lever C. Recline handle D. Thigh pad adjusting knob Answer: B 103. What component is used to provide visibility and labeling of mounted components in the Cockpit Overhead Panel (COP)? A. Light panels B. Brackets C. Hinges D. Circuit breakers Answer: A 104. What allows the flight crew to adjust their seats properly for viewing instruments and windows? A. Glareshield extensions B. Rear view mirrors C. Design eye locators D. Headrest adjustment Answer: C 105. What is located at the middle of the center post in the cockpit? Gulfstream G650/G650ER Level A Question Bank A. Emergency Locator Transmitter (ELT) remote switch B. Design eye locator C. Cup holders D. Instrument panel base Answer: B 106. How is the observer seat adjusted for recline? A. By rotating a control knob on the inboard side B. By using a lever on the outboard side C. By adjusting the headrest D. By moving the armrests Answer: A 107. What material is used for the flight compartment under-floor equipment rack? A. Aluminum alloy B. Woven fiberglass C. Stainless steel D. Plastic Answer: A 108. Where are the main electrical equipment racks located in the Gulfstream G650? A. In the passenger cabin B. In the vestibule area C. In the baggage compartment D. In the aft mechanical bay Answer: B 109. What is the function of the pedestal in the cockpit? A. Store emergency equipment B. Support shared equipment and controls for the flight crew C. House passenger seats D. Serve as a storage area Gulfstream G650/G650ER Level A Question Bank Answer: B 110. Which system uses the crew rest area in the vestibule? A. Passenger seating system B. Main cabin galley system C. Flight crew seating system D. Baggage compartment system Answer: C 111. What is the purpose of the right panel assembly in the cockpit? A. Mount clocks and ELT remote switch B. Store baggage C. Provide crew rest area D. House avionics equipment Answer: A 112. Where is the Emergency Locator Transmitter (ELT) remote switch assembly mounted? A. In the overhead console panel B. On the front of the instrument panel C. In the baggage compartment D. In the cockpit side panels Answer: B 113. What type of control does the flight compartment provide for the flight crew? A. Crew control and monitoring B. Passenger entertainment C. Cargo loading D. Emergency evacuation Answer: A 114. What is the location of the flight compartment in the Gulfstream G650? A. Aft of the main cabin Gulfstream G650/G650ER Level A Question Bank B. Forward of the main cabin C. In the baggage compartment D. In the aft mechanical bay Answer: B 115. What type of seating adjustment is controlled by the righthand wheel in the pilot seat? A. Forward and aft movement B. Vertical adjustment C. Recline adjustment D. Lumbar pad in and out movement Answer: D 116. How is the rear leg of the observer seat secured during use? A. With a latch handle B. By a locking pin C. By an interlock feature D. By a spring mechanism Answer: A 117. What is the purpose of the track lock pin in the observer seat? A. Secure the seat in the stowed position B. Allow the seat to recline C. Lock the seat in place and prevent lateral movement D. Adjust the armrests Answer: C Gulfstream G650/G650ER Level A Question Bank ATA 26 FIRE PROTECTION 118. What is the primary function of the fire and overheat detection systems on the Gulfstream G650? A) To provide climate control B) To detect smoke, fire, and overheat conditions C) To monitor fuel levels D) To control cabin pressure Answer: B 119. Where are the fire-extinguishing bottles mounted on the Gulfstream G650? A) Under the cockpit B) In the tail compartment behind the fuselage rear pressure bulkhead C) In the baggage compartment D) In the wing struts Answer: B 120. What gas is used in the fire-extinguishing bottles of the G650? A) CO2 B) Nitrogen C) Halon 1301 D) Oxygen Answer: C 121. How many fire detection loops are there in the engine fire and overheat detection system? A) One B) Two C) Three D) Four Answer: B 122. What is the purpose of the fire detection control unit (FDCU)? A) To provide thrust control B) To monitor resistance and capacitance changes in the sensing elements C) To regulate fuel flow D) To manage the landing gear Answer: B 123. What type of sensor is used for APU fire detection? Gulfstream G650/G650ER Level A Question Bank A) Photoelectric sensor B) Pneumatically operated thermal sensor C) Infrared sensor D) Ultrasonic sensor Answer: B 124. At what temperature does the EEC overheat system provide an amber FADEC HOT CAS indication? A) 100°C B) 115°C C) 130°C D) 145°C Answer: B 125. What message is displayed if the EEC internal temperature continues to increase beyond the initial warning? A) L-R FADEC HOT B) ENGINE FIRE C) L-R ENGINE HOT D) ENGINE SHUTDOWN Answer: C 126. How are the fire detection harnesses connected in the engine zones? A) Parallel B) Series C) Independently D) Randomly Answer: B 127. What does pulling the engine fire pull handle do? A) Opens the landing gear doors B) Shuts off electrical power, hydraulic fluid, and fuel to the engine C) Increases engine thrust D) Activates the autopilot Answer: B 128. What is the purpose of the fire-extinguishing shuttle valves? A) To monitor fuel levels B) To prevent Halon from reaching the other fire bottle Gulfstream G650/G650ER Level A Question Bank C) To increase cabin pressure D) To provide lighting in the cabin Answer: B 129. Where is the fire detection system control panel located? A) On the center console B) On the upper left side of the overhead panel C) In the baggage compartment D) Near the landing gear Answer: B 130. What does the fire detection control unit monitor to determine a fire condition? A) Fuel levels B) Cabin pressure C) Resistance and capacitance changes in the sensing elements D) Electrical signals Answer: C 131. What does the APU fire detection test relay do when energized? A) Starts the engines B) Sends a signal to the Annunciator light dim/test box C) Opens the landing gear doors D) Activates the autopilot Answer: B 132. What system component alerts ground personnel to an APU fire during ground operations? A) Cockpit warning light B) External speaker in the nose landing gear wheel well C) Cabin pressure sensor D) Fuel level indicator Answer: B 133. What is indicated by the red illumination of the fire handle in the cockpit? A) Fuel level is low B) Cabin pressure is too high C) A fire condition has been detected D) Landing gear is deployed Gulfstream G650/G650ER Level A Question Bank Answer: C) A fire condition has been detected 134. What must be done if a fault warning illuminates in the CAS Fire Detection Loop Fault? A) Increase engine thrust B) Turn off the faulty loop C) Open the landing gear doors D) Activate the autopilot Answer: B 135. What is the significance of the loop A and loop B lights during the fire test? A) They indicate fuel levels B) They confirm the operation of fire detection loops C) They monitor cabin pressure D) They show landing gear status Answer: B 136. How many fire bottles are used in the G650 fire-extinguishing system? A) One B) Two C) Three D) Four Answer: B 137. What is the role of the shuttle valves in the fire-extinguishing system? A) To regulate engine thrust B) To prevent Halon discharge from reaching the other fire bottle C) To control cabin temperature D) To manage fuel levels Answer: B 138. Where is the APU fire-extinguishing switch located? A) On the center console B) In the baggage compartment C) In the cockpit overhead panel D) Near the landing gear Answer: C 139. What does the engine fire detection system test check? A) Fuel levels B) Loop continuity Gulfstream G650/G650ER Level A Question Bank C) Cabin pressure D) Electrical signals Answer: B 140. What happens when the fire handle is pulled? A) Engine thrust increases B) Electrical power, hydraulic fluid, and fuel to the engine are shut off C) Landing gear is deployed D) Autopilot is activated Answer: B 141. What does the fire detection control unit (FDCU) do if it detects a fault in one loop? A) Turns off the engine B) Activates the autopilot C) Sends a fault warning to CAS D) Opens the landing gear doors Answer: C 142. What component provides audible warning tones for fire detection? A) Fire detection control unit B) APU fire test switch C) Cockpit overhead panel D) Annunciator light dim/test box Answer: D 143. What message is displayed if there is a failure in the APU fire detection system? A) ENGINE FIRE B) APU FIRE DETECT FAIL C) L-R FADEC HOT D) CABIN PRESSURE WARNING Answer: B 144. What does the APU fire warning light indicate when it illuminates? A) Low fuel levels B) APU thermal sensor has tripped C) Cabin pressure is high D) Landing gear is deployed Answer: B 145. How is the fire-extinguishing system activated for the APU? Gulfstream G650/G650ER Level A Question Bank A) By turning the fire handle B) By pressing the APU fire-extinguishing switch C) By increasing engine thrust D) By opening the landing gear doors Answer: B 146. What does the engine fire detection loop fault CAS message indicate? A) Fuel levels are low B) There is a fault in one of the fire detection loops C) Cabin pressure is high D) Landing gear is deployed Answer: B 147. What type of warning is provided by the APU fire warning speaker? A) Visual warning B) Audible warning C) Vibration warning D) Text message Answer: B 148. What is indicated by the red L-R ENGINE HOT CAS message? A) Fuel levels are low B) Engine temperature is too high C) Cabin pressure is high D) Landing gear is deployed Answer: B 149. How does the fire detection system alert the crew to a fire condition? A) By increasing engine thrust B) By displaying CAS messages and illuminating fire handles C) By lowering cabin pressure D) By deploying the landing gear Answer: B 150. What does the fire detection harness connect? A) Fuel lines B) Electrical circuits C) Fire detection rails D) Hydraulic systems Answer: C Gulfstream G650/G650ER Level A Question Bank 151. What is the function of the fire detection control unit (FDCU) during a fire condition? A) To regulate cabin pressure B) To provide fire warnings and activate fire extinguishers C) To monitor fuel levels D) To manage landing gear Answer: B 152. What triggers the APU fire detection system? A) High fuel levels B) Activation of the fire test switch C) Detection of high temperatures D) Low cabin pressure Answer: C 153. Where are the fire detection control units (FDCUs) located? A) In the baggage compartment B) In the aft equipment compartment C) Under the cockpit D) Near the landing gear Answer: B 154. What is the purpose of the fire test panel? A) To increase engine thrust B) To test the fire detection system C) To control cabin pressure D) To manage landing gear Answer: B 155. What message is displayed if the EEC temperature exceeds 130°C? A) L-R FADEC HOT B) ENGINE FIRE C) L-R ENGINE HOT D) CABIN PRESSURE WARNING Answer: C 156. How many discharge cartridges are there on each fire-extinguishing bottle? A) One B) Two C) Three D) Four Gulfstream G650/G650ER Level A Question Bank Answer: C 157. What type of switch is the APU fire-extinguishing switch? A) Toggle switch B) Push-button switch C) Rotary switch D) Slide switch Answer: B 158. What indication is provided by the master warning light in the cockpit? A) Low fuel levels B) A fire condition or critical warning C) High cabin pressure D) Landing gear deployed Answer: B 159. What happens when the engine fire detection control unit (FDCU) detects a fire? A) Increases engine thrust B) Sends a fire warning and activates the fire extinguisher system C) Opens the landing gear doors D) Reduces cabin pressure Answer: B 160. What does the fire detection test switch check for? A) Electrical continuity B) Cabin pressure levels C) Fuel levels D) Hydraulic pressure Answer: A 161. Where are the engine fire pull handles located? A) In the baggage compartment B) On the forward left and right corners of the center console C) Under the cockpit D) Near the landing gear Answer: B 162. What type of system is the fire-extinguishing system in the G650? A) Electrical B) Pneumatic Gulfstream G650/G650ER Level A Question Bank C) Hydraulic D) Mechanical Answer: B 163. What is the purpose of the thermal switch in the fire detection system? A) To control cabin temperature B) To detect overheat conditions C) To monitor fuel levels D) To manage landing gear Answer: B 164. How is the APU fire detection system tested? A) By increasing engine thrust B) By pressing the APU TEST switch C) By opening the landing gear doors D) By lowering cabin pressure Answer: B 165. What does the fire detection control unit (FDCU) use to determine a fire condition? A) Fuel levels B) Temperature changes C) Resistance and capacitance changes D) Hydraulic pressure Answer: C 166. What action should be taken if the CAS displays an ENGINE FIRE message? A) Increase engine thrust B) Pull the fire handle and follow the emergency procedures C) Open the landing gear doors D) Reduce cabin pressure Answer: B 167. What is the function of the APU fire warning light in the cockpit? A) To indicate low fuel levels B) To indicate an APU fire condition C) To control cabin pressure D) To manage landing gear Answer: B Gulfstream G650/G650ER Level A Question Bank ATA 28 FUEL 168. What is the fuel capacity per wing tank for the Gulfstream G650? A. 22,100 lbs B. 24,100 lbs C. 20,000 lbs D. 26,000 lbs Answer: A 169. What is the total fuel capacity for the Gulfstream G650ER? A. 44,200 lbs B. 48,200 lbs C. 50,000 lbs D. 52,000 lbs Answer: B 170. Where is the Fuel Quantity Signal Conditioner (FQSC) located? A. In the cockpit B. Behind the upper closeout in the LEER C. In the fuel tanks D. In the APU compartment Answer: B 171. What does the Fuel Quantity Signal Conditioner (FQSC) continuously output? A. Fuel pressure B. Fuel temperature C. Fuel quantities of each tank D. Engine RPM Answer: C 172. How many integral (wet wing) fuel tanks does the Gulfstream G650 have? A. One B. Two C. Three D. Four Answer: B 173. What is the function of the baffle ribs in the wing tanks? A. To increase fuel capacity B. To prevent sudden shifts in fuel weight Gulfstream G650/G650ER Level A Question Bank C. To heat the fuel D. To filter the fuel Answer: B 174. How many compartments are the wing tanks divided into? A. Five B. Six C. Seven D. Eight Answer: C 175. What type of check valves are installed near the bottom of each rib? A. Ball valves B. Butterfly valves C. Flapper-type check valves D. Gate valves Answer: C 176. What is the purpose of the water drain valves in the fuel tanks? A. To add water to the fuel B. To remove water and contaminants C. To increase fuel pressure D. To decrease fuel viscosity Answer: B 177. Where are the vent stringers located in each wing tank? A. On the wing lower surface B. On the wing upper surface C. In the engine compartment D. In the cockpit Answer: B 178. What does the vent system control in the fuel tanks? A. Fuel temperature B. Positive and negative pressure C. Fuel viscosity D. Fuel quality Answer: B 179. Where is the overboard vent (NACA scoop) installed? Gulfstream G650/G650ER Level A Question Bank A. On the bottom of each wing B. In the cockpit C. In the APU compartment D. On the top of each wing Answer: A 180. What is the purpose of the flame arrestor in the fuel tanks? A. To heat the fuel B. To allow air/vapor venting while preventing flame propagation C. To increase fuel capacity D. To filter the fuel Answer: B 181. What system provides fuel from the engines to heat fuel tanks during high altitude flying? A. Fuel Ventilation System B. Fuel Return to Tank System C. Heated Fuel Return System (HFRS) D. Fuel Drain System Answer: C 182. What is the purpose of the Heated Fuel Return Shut-Off Valves? A. To allow fuel return during normal operation B. To prevent fuel return during unsafe conditions C. To increase fuel pressure D. To cool the fuel Answer: B 183. What does the FUEL RETURN switch control? A. Fuel flow to the engines B. Fuel return to the tank C. Fuel temperature D. Fuel pressure Answer: B 184. What is the primary function of the FRTT valves? A. Fuel pressure control B. Fuel temperature control C. Fuel return to tank D. Fuel filtration Gulfstream G650/G650ER Level A Question Bank Answer: C 185. What component manages refueling and defueling operations? A. GSCP B. SMC C. FQSC D. FRTT Answer: C 186. Where is the pressure refueling adapter located? A. On the left wing B. On the right wing C. In the cockpit D. In the APU compartment Answer: B 187. What is the total re-fuel rate with 55 psig applied at the refuel adapter? A. 100 US GPM B. 150 US GPM C. 200 US GPM D. 250 US GPM Answer: B 188. What is the purpose of the refuel shut-off valves? A. To increase fuel pressure B. To control fuel flow from the refuel/defuel adapter to the fuel tanks C. To heat the fuel D. To filter the fuel Answer: B 189. What type of valve is used in the refuel shut-off system? A. Ball valve B. Butterfly valve C. Piston-type valve D. Gate valve Answer: C Gulfstream G650/G650ER Level A Question Bank 190. Where are the refuel check valves located? A. On the rear wing spar B. On the front wing spar C. In the cockpit D. In the APU compartment Answer: B 191. What type of valve is used in the suction defueling system? A. Ball valve B. Butterfly valve C. Flapper valve D. Gate valve Answer: C 192. What is the function of the ground service control panel (GSCP)? A. To control fuel temperature B. To display fuel quantities and manage refueling operations C. To increase fuel pressure D. To filter the fuel Answer: B 193. Where is the ground service control panel (GSCP) located? A. In the cockpit B. In the APU compartment C. In the forward right-hand wing-to-body fairing D. On the top of each wing Answer: C 194. What does the GSCP communicate with? A. SMC B. FRTT C. FQSC D. APU Answer: C 195. What is the purpose of the AUTO REFUEL / OFF toggle switch on the GSCP? A. To control fuel temperature B. To select automatic refueling mode Gulfstream G650/G650ER Level A Question Bank C. To increase fuel pressure D. To filter the fuel Answer: B 196. What is the primary function of the Fuel Drain System? A. To add water to the fuel B. To remove water and contaminants from the fuel tanks C. To increase fuel pressure D. To decrease fuel viscosity Answer: B 197. What does the FQSC use to compute the aircraft pitch and roll indication on the ground? A. IRS B. GSCP C. Tilt sensor D. FRTT Answer: C 198. What is the default position of the refuel shut-off valves? A. Open B. Closed C. Partially open D. Inoperative Answer: B 199. What type of sensor is used to measure the fuel temperature in the tanks? A. Pressure sensor B. Temperature sensor C. Viscosity sensor D. Flow sensor Answer: B 200. What happens if the FUEL RETURN switch is set to AUTO? A. It opens the heated fuel return shut-off valves B. It closes the heated fuel return shut-off valves C. It increases fuel pressure D. It decreases fuel viscosity Answer: A Gulfstream G650/G650ER Level A Question Bank 201. What message is displayed on the GSCP if the HLS is wet? A. Full B. Empty C. Error D. Warning Answer: A 202. How many vent stringers are in each wing tank? A. One B. Two C. Three D. Four Answer: B 203. What component provides dual channel independent left tank and right tank fuel quantity processing? A. GSCP B. SMC C. FQSC D. FRTT Answer: C 204. What is the purpose of the non-return (bladder) vent valve? A. To increase fuel capacity B. To prevent fuel flow in the reverse direction C. To heat the fuel D. To filter the fuel Answer: B 205. What does the FRTT valve control? A. Fuel pressure B. Fuel temperature C. Fuel return to tank D. Fuel filtration Answer: C 206. Where is the backup heated fuel return to tank valve located? A. In the cockpit B. In the APU compartment Gulfstream G650/G650ER Level A Question Bank C. In the forward section of each engine pylon D. On the top of each wing Answer: C 207. What is the function of the Fuel Boost Pump? A. To increase fuel pressure for distribution to the engines and APU B. To decrease fuel pressure C. To filter the fuel D. To heat the fuel Answer: A 208. What is the purpose of the intertank shut-off valve? A. To control fuel flow between the wing tanks B. To increase fuel pressure C. To decrease fuel viscosity D. To filter the fuel Answer: A 209. What does the EEC control in the Heated Fuel Return System? A. Fuel temperature B. Fuel pressure C. FRTT valve position D. Fuel filtration Answer: C 210. What happens if the FRTT valve fails to close when required? A. The heated fuel return system is turned off B. The fuel temperature increases C. The fuel pressure decreases D. The fuel viscosity decreases Answer: A 211. What is the location of the fuel drain valves in the wing tanks? A. At the top of each fuel tank B. At the low points of each fuel tank C. In the cockpit D. In the APU compartment Answer: B Gulfstream G650/G650ER Level A Question Bank 212. What component prevents fuel back flow that may impact engine operation? A. Fuel Boost Pump B. Non-return check valve C. Pressure relief valve D. Flame arrestor Answer: B 213. How is fuel drawn from the fuel tanks for engine and APU consumption? A. By gravity B. By suction defueling C. By boost pumps D. By manual operation Answer: C 214. What does the vent plenum provide in each wing tank? A. Pressure control B. Fuel filtration C. Expansion space for thermal expansion D. Fuel heating Answer: C 215. What is the function of the pressure relief valve in each wing tank? A. To increase fuel pressure B. To relieve excess pressure C. To filter the fuel D. To heat the fuel Answer: B Gulfstream G650/G650ER Level A Question Bank ATA 27 FLIGHT CONTROLS 216. What is the primary purpose of the Flight Control System (FCS) in the Gulfstream G650? a) To provide navigation assistance b) To manage fuel efficiency c) To control the aircraft's flight surfaces d) To regulate cabin pressure Answer: C 217. How are the flight controls of the G650 powered? a) Electrically b) Mechanically c) Hydraulically d) Pneumatically Answer: C 218. What component converts flight deck input into digital output for the flight controls? a) Remote Electronics Unit (REU) b) Flight Control Computer (FCC) c) Motor Control Electronics (MCE) d) Electrical Backup Hydraulic Actuator (EBHA) Answer: B 219. How many Flight Control Computers (FCCs) are in the G650? a) One b) Two c) Three d) Four Answer: B 220. What is the function of the Remote Electronics Unit (REU) in the G650's flight control system? a) It provides power to the flight controls b) It converts mechanical input to digital output c) It commands actuators to position flight control surfaces d) It monitors fuel levels Answer: C 221. What are the primary flight control surfaces on the G650? a) Ailerons, elevators, rudder b) Flaps, spoilers, ailerons Gulfstream G650/G650ER Level A Question Bank c) Rudder, flaps, spoilers d) Elevators, flaps, ailerons Answer: A 222. How many actuators power each flight control surface on the G650? a) One b) Two c) Three d) Four Answer: B 223. What type of actuator is used for the outboard spoiler on the G650? a) Electro-Hydraulic Servo Actuator (EHSA) b) Electrical Backup Hydraulic Actuator (EBHA) c) Motor Control Electronics (MCE) d) Remote Electronics Unit (REU) Answer: B 224. Which hydraulic system powers the flight control actuators in the G650? a) Left hydraulic system b) Right hydraulic system c) Both left and right hydraulic systems d) Auxiliary hydraulic system Answer: C 225. What is the primary function of the Backup Flight Control Unit (BFCU) in the G650? a) To provide backup power to the FCCs b) To control primary flight surfaces in case of FCC failure c) To monitor hydraulic fluid levels d) To manage electrical power distribution Answer: B 226. What triggers the Flight Control System (FCS) to enter Alternate Mode? a) Pilot input b) Autopilot engagement c) FCC channel failure d) Hydraulic system failure Answer: C 227. How many channels does each FCC contain in the G650? Gulfstream G650/G650ER Level A Question Bank a) One b) Two c) Three d) Four Answer: B 228. In the event of a single hydraulic system failure, what is the effect on the flight controls of the G650? a) Total loss of flight control b) Minor effects on flight controls c) No effect on flight controls d) Complete failure of all control surfaces Answer: B 229. What is the primary function of the Motor Control Electronics (MCE) in the flight control system? a) To control the flaps b) To convert pilot input to digital signals c) To command hydraulic actuator movement d) To monitor electrical power levels Answer: B 230. What happens when the EBHA switch is selected to ON in the G650? a) The flight control surfaces move b) The FCCs shut down c) The hydraulic system powers down d) The autopilot disengages Answer: B 231. What does the Horizontal Stabilizer Trim System (HSTS) provide? a) Electrical control of the rudder b) Mechanical control of the ailerons c) Electrical and mechanical control of the stabilizer d) Hydraulic control of the flaps Answer: B 232. Where is the horizontal stabilizer located on the G650? a) Under the wing b) On the tail c) On top of the vertical stabilizer d) In the cockpit Answer: B Gulfstream G650/G650ER Level A Question Bank 233. How is the Flap System powered in the G650? a) Electrically b) Mechanically c) Hydraulically d) Pneumatically Answer: C 234. What type of flap surface does the G650 have? a) Plain flap b) Split flap c) Fowler flap d) Slotted flap Answer: C 235. How many detent positions does the flap handle have in the G650? a) Two b) Three c) Four d) Five Answer: C 236. Which component in the G650's flight control system provides fault monitoring and annunciation for the stabilizer? a) Flight Control Computer (FCC) b) Horizontal Stabilizer Control Unit (HSCU) c) Remote Electronics Unit (REU) d) Motor Control Electronics (MCE) Answer: B 237. How is the G650's Horizontal Stabilizer Trim Actuator (HSTA) trimmed during flight? a) Manually by the pilot b) Automatically via FCC rate command input c) Through hydraulic pressure adjustment d) By the backup flight control unit Answer: B 238. What does the Fly-By-Wire system in the G650 do? a) Converts pilot input to mechanical movement b) Provides hydraulic power to the flight controls c) Converts pilot or autopilot input to electronic signals Gulfstream G650/G650ER Level A Question Bank d) Monitors fuel levels and consumption Answer: C 239. What is the purpose of the Local Voltage Differential Transducer (LVDT) in the flight control system? a) To measure hydraulic pressure b) To provide flight control surface movement and position data to FCCs c) To control the flaps d) To monitor electrical power levels Answer: B 240. What happens if both hydraulic systems fail in the G650? a) The aircraft loses all flight control b) The primary flight control surfaces and outboard spoiler panels are powered by a single actuator (EBHA) c) The backup flight control unit takes over all operations d) The FCCs shut down Answer: B 241. Which flight control surface is powered by both an EHSA and an EBHA? a) Flaps b) Ailerons c) Spoilers d) Elevators Answer: B 242. What ensures the correct power-up sequence of the flight control system? a) Selecting the EBHA switch to ON before the UPS switch b) Engaging the autopilot c) Activating the hydraulic system d) Turning on the main power Answer: A 243. How many Remote Electronics Units (REUs) are used in the flight control system of the G650? a) 5 b) 10 c) 15 d) 16 Answer: D 244. What is the function of the Backup Flight Control Unit (BFCU) if all FCC channels fail? Gulfstream G650/G650ER Level A Question Bank a) To provide hydraulic power to the flight controls b) To take over command and control of the primary control surfaces c) To monitor electrical power levels d) To control the flaps Answer: B 245. Which system component provides the movement request for hydraulic actuators in the G650? a) FCC b) REU c) MCE d) EBHA Answer: B 246. What type of input do the FCCs convert in the G650? a) Mechanical b) Digital c) Electrical d) Hydraulic Answer: A 247. How are the flaps on the G650 operated? a) Independently on each wing b) Simultaneously by the flap actuation system c) By the autopilot system d) By manual control only Answer: B 248. What is the primary function of the Horizontal Stabilizer Control Unit (HSCU)? a) To provide electrical control of the ailerons b) To convert pilot input to hydraulic signals c) To manage and control the horizontal stabilizer d) To monitor fuel consumption Answer: C 249. What happens when the flaps are extended on the G650? a) Wing aerodynamic lift decreases b) Wing aerodynamic drag decreases c) Both lift and drag increase d) Only drag increases Answer: C 250. Where are the flap surfaces located on the G650? Gulfstream G650/G650ER Level A Question Bank a) On the leading edges of the wings b) On the trailing edges of each wing c) On the tail section d) Under the fuselage Answer: B 251. How many spoiler panels are there per wing on the G650? a) Two b) Three c) Four d) Five Answer: B 252. What type of spoiler actuator is used for roll assist in the G650? a) Electro-Hydraulic Servo Actuator (EHSA) b) Electrical Backup Hydraulic Actuator (EBHA) c) Motor Control Electronics (MCE) d) Remote Electronics Unit (REU) Answer: A 253. What is the role of the Horizontal Stabilizer Trim Actuator (HSTA) in flight? a) To adjust the ailerons b) To control the rudder c) To trim the horizontal stabilizer d) To operate the flaps Answer: C 254. How does the G650's flight control system respond to a single FCC channel failure? a) The backup flight control unit takes over b) The remaining FCC channels continue to operate c) The flight controls shut down d) The pilot must manually control the flight surfaces Answer: B 255. What is the primary power source for the flight control system's actuators in the G650? a) Electric power only b) Hydraulic power only c) Both electric and hydraulic power d) Pneumatic power Answer: C 256. What does the Flight Control Synoptic Page display in the G650? Gulfstream G650/G650ER Level A Question Bank a) Fuel levels b) Navigation data c) Flight control surface positions and statuses d) Cabin pressure readings Answer: C 257. What ensures the correct flight control system power-up sequence in the G650? a) The autopilot system b) The FCCs c) The sequence of switching on the EBHA and UPS d) The hydraulic system Answer: C 258. What component monitors and provides fault annunciation for the flight control system? a) FCC b) REU c) MCE d) HSCU Answer: D 259. What type of input does the Fly-By-Wire system in the G650 convert? a) Manual pilot input only b) Autopilot input only c) Both pilot and autopilot input d) Ground control input Answer: C 260. What is the function of the Control Surface Warning in the G650? a) To alert when fuel levels are low b) To indicate malfunctioning of the autopilot c) To warn of potential movement of flight control surfaces d) To provide navigation assistance Answer: C 261. How is the Horizontal Stabilizer Trim System (HSTS) powered? a) Electrically b) Hydraulically c) Mechanically d) Pneumatically Answer: A 262. What happens if the Flight Control Computer (FCC) fails in the G650? Gulfstream G650/G650ER Level A Question Bank a) The aircraft loses all flight control b) The remaining FCC takes over control c) The backup flight control unit must be manually activated d) The flight control surfaces remain in their last position Answer: B 263. Which control surface is specifically designed for speedbrake and ground spoiler operation? a) Ailerons b) Flaps c) Spoilers d) Rudder Answer: C 264. How is the G650's flap position controlled? a) By the autopilot system b) By manual lever in the cockpit c) By the flap handle with detent positions d) Automatically by the FCCs Answer: C 265. What is the primary function of the Motor Control Electronics (MCE)? a) To provide electrical power to the flight controls b) To command hydraulic actuator movement c) To monitor flight control surface positions d) To regulate cabin pressure Answer: B 266. What is the purpose of the elevator off-load function in the G650? a) To reduce pilot workload b) To ensure the elevators remain within a specified tolerance of the faired position c) To provide backup control to the rudder d) To control flap extension Answer: B 267. Which system component is responsible for converting pilot or autopilot input to electronic signals? a) FCC b) REU c) MCE d) EBHA Answer: A Gulfstream G650/G650ER Level A Question Bank 268. How is the power distributed to the flight control actuators in the G650? a) Through a single hydraulic system b) Through both left and right hydraulic systems c) Through an electrical system only d) Through a pneumatic system Answer: B 269. What is the function of the Remote Electronics Unit (REU) in the G650? a) To provide electrical power to the flight controls b) To convert pilot input to mechanical signals c) To command actuator movement based on FCC input d) To monitor hydraulic fluid levels Answer: C 270. What type of actuator powers the rudder surface in the G650? a) Electro-Hydraulic Servo Actuator (EHSA) b) Electrical Backup Hydraulic Actuator (EBHA) c) Motor Control Electronics (MCE) d) Both EHSA and EBHA Answer: D 271. How is the flight control surface movement and position data provided to the FCCs? a) Through manual input b) By the autopilot system c) By the Local Voltage Differential Transducer (LVDT) d) Through the hydraulic system Answer: C 272. What is the main purpose of the Flap Electronic Control Unit (FECU)? a) To provide hydraulic power to the flaps b) To convert pilot input to digital signals c) To manage and control flap extension and retraction d) To monitor fuel consumption Answer: C 273. What ensures the correct operation of the flight control system in the G650? a) Manual pilot intervention b) The correct sequence of powering on system components c) Continuous monitoring by the FCCs d) Regular maintenance checks Answer: B Gulfstream G650/G650ER Level A Question Bank 274. What is the function of the Flight Control Synoptic Page in the G650? a) To display navigation data b) To provide information on flight control surface positions and statuses c) To monitor fuel levels d) To regulate cabin pressure Answer: B 275. How many detent positions are available on the flap handle in the G650? a) Two b) Three c) Four d) Five Answer: C 276. Which hydraulic system powers the flap system in the G650? a) Left hydraulic system only b) Right hydraulic system only c) Both left and right hydraulic systems d) Left, PTU, or AUX system Answer: D 277. What is the main role of the Backup Flight Control Unit (BFCU) in the G650? a) To provide primary control during normal operations b) To take over control if all FCC channels fail c) To regulate cabin pressure d) To manage fuel levels Answer: B 278. How are the flight control surfaces in the G650 controlled? a) Manually only b) Through hydraulic power only c) Through electrical signals converted from pilot or autopilot input d) By ground control Answer: C 279. What is the primary purpose of the Local Voltage Differential Transducer (LVDT) in the G650? a) To provide hydraulic power to the flight controls b) To measure and provide flight control surface movement and position data c) To convert pilot input to digital signals Gulfstream G650/G650ER Level A Question Bank d) To monitor fuel consumption Answer: B 280. How many spoiler panels are there in total on the G650? a) Four b) Six c) Eight d) Ten Answer: B 281. What happens when the Horizontal Stabilizer Control Unit (HSCU) detects a fault? a) The flight controls shut down b) The HSCU provides fault annunciation c) The pilot must manually control the flight surfaces d) The backup flight control unit takes over Answer: B 282. What is the main function of the Electro-Hydraulic Servo Actuator (EHSA) in the G650? a) To provide electrical power to the flight controls b) To convert pilot input to mechanical movement c) To command and control flight control surface movement d) To monitor hydraulic fluid levels Answer: B 283. What type of flap surface does the G650 have? a) Plain flap b) Split flap c) Fowler flap d) Slotted flap Answer: C 284. How is the G650's flap position controlled? a) By the autopilot system b) By manual lever in the cockpit c) By the flap handle with detent positions d) Automatically by the FCCs Answer: C Gulfstream G650/G650ER Level A Question Bank ATA 29 HYDRAULICS 285. What is the primary purpose of the hydraulic system in the Gulfstream G650? A) To provide electrical power to the aircraft systems B) To operate the landing gear, nose wheel steering, brakes, cabin door, flight controls, and thrust reversers C) To control the fuel flow to the engines D) To manage the environmental control system Answer: B 286. How many subsystems are there in the hydraulic system of the Gulfstream G650? A) 2 B) 3 C) 4 D) 5 Answer: C 287. Where are the hydraulic reservoirs located in the Gulfstream G650? A) In the cockpit B) In the tail compartment C) Under the main cabin floor D) In the wing roots Answer: B 288. What type of reservoir is used in the Gulfstream G650 hydraulic system? A) Diaphragm type B) Bladder type C) Piston type D) Bootstrap type Answer: D 289. What is the capacity of the left hydraulic reservoir in the Gulfstream G650? A) 2.7 gallons Gulfstream G650/G650ER Level A Question Bank B) 3.0 gallons C) 4.5 gallons D) 5.0 gallons Answer: C 290. At what pressure does the bootstrap reservoir maintain internal pressure? A) 50 ±5 psi B) 60 ±5 psi C) 70 ±5 psi D) 80 ±5 psi Answer: B Gulfstream G650/G650ER Level A Question Bank ATA 32 LANDING GEAR 291. What is the primary purpose of the Main Landing Gear (MLG) and Nose Landing Gear (NLG)? A. Provide structural support and energy absorption B. Enhance aerodynamic efficiency C. Improve fuel efficiency D. Increase passenger comfort Answer: A. 292. What type of landing gear arrangement does the Gulfstream G650 feature? A. Bicycle gear arrangement B. Tricycle gear arrangement C. Tailwheel gear arrangement D. Tandem gear arrangement Answer: B 293. Which system controls the normal landing gear extension and retraction? A. Right hydraulic system B. Electrical system C. Left hydraulic system D. Pneumatic system Answer: C 294. What happens if the left system engine-driven pump fails? A. Gear operation stops completely B. Gear can be operated using the PTU or AUX system C. Gear automatically locks in the current position D. Gear must be manually extended Answer: B 295. What is the function of the Weight-on-Wheels (WOW) system in the landing gear? A. Measure tire pressure Gulfstream G650/G650ER Level A Question Bank B. Provide "ground" or "air" status signals C. Control landing gear door operation D. Monitor brake temperature Answer: B 296. What is used to control the rate of compression in the landing gear struts? A. Hydraulic fluid B. Oleo-pneumatic shock absorbers C. Metering pin and orifice D. Mechanical springs Answer: C 297. What is the purpose of the mechanical centering cam in the NLG strut? A. Increase landing gear strength B. Center the nosewheels during extension or retraction C. Provide additional braking power D. Enhance aerodynamic performance Answer: B 298. What type of materials are primarily used in the manufacture of the landing gear? A. Titanium and carbon fiber B. High-strength steel and aluminum C. Composite materials D. Magnesium alloys Answer: B 299. How is the landing gear position indicated to the crew? A. Visual inspection B. Landing gear position indicators and an audible warning system C. Manual gauges D. External cameras Answer: B Gulfstream G650/G650ER Level A Question Bank 300. What is the purpose of the nose gear door actuator? A. Extend the landing gear B. Retract the landing gear C. Open and close the nose gear doors D. Monitor tire pressure Answer: C 301. What type of wheels are used in the NLG? A. Single hub design B. Dual hub design C. Split-type wheel made of forged aluminum alloy D. Composite wheels Answer: C 302. What is the normal inflation pressure for the NLG tire? A. 175 PSI B. 200 PSI C. 216 PSI D. 250 PSI Answer: C 303. What safety feature is included in the NLG tire to prevent overpressure? A. Fusible plugs B. Pressure relief valves C. Safety plug that opens if internal pressure exceeds 375 ±25 psi D. Automatic deflation system Answer: C 304. What does the Nose Pressure Rotating Sensing Assembly (NPRSA) do? A. Measure wheel temperature B. Transfer tire pressure data from the tire pressure sensor C. Monitor landing gear position Gulfstream G650/G650ER Level A Question Bank D. Control landing gear door operation Answer: B 305. How is the main landing gear structural post attached to the airframe? A. With welding B. With two trunnion pins C. With adhesive bonding D. With rivets Answer: B 306. What type of unit is the shock strut in the MLG? A. Air-hydraulic unit B. Nitrogen-hydraulic (oleo-pneumatic) unit C. Spring-hydraulic unit D. Pneumatic unit Answer: B 307. What should be used to service the shock strut in the MLG? A. Water B. MIL-PRF-5606 or MIL-PRF-87257 hydraulic fluid and dry nitrogen C. Standard hydraulic fluid D. Engine oil Answer: B 308. What is the function of the MLG trailing arm? A. Provide additional braking power B. Provide a pivot and attachment point for various components C. Monitor tire pressure D. Enhance aerodynamic performance Answer: B 309. What do the fusible plug assemblies in the main wheel assembly do? A. Enhance braking power Gulfstream G650/G650ER Level A Question Bank B. Melt to release tire pressure if the wheel temperature exceeds 415°F (213°C) C. Monitor tire pressure D. Control landing gear door operation Answer: B 310. What is the normal tire pressure for the main landing gear? A. 175 PSI B. 200 PSI C. 216 PSI D. 250 PSI Answer: C 311. What does the Brake Control Unit (BCU) do? A. Monitor landing gear position B. Control the braking system C. Monitor tire pressure D. Control landing gear door operation Answer: B Gulfstream G650/G650ER Level A Question Bank ATA 34 NAVIGATION 312. What is the primary function of the Air Data System (ADS)? A) Provide accurate altitude, airspeed, and temperature data B) Control the aircraft's navigation system C) Manage the autopilot functions D) Monitor engine performance Answer: A 313. How many independent air data systems are provided by the ADS in the Gulfstream G650? A) 2 B) 3 C) 4 D) 5 Answer: C 314. What is the role of the Total Air Temperature (TAT) probe? A) Measure air pressure B) Sense outside air temperature C) Detect angle of attack D) Calculate Mach number Answer: B 315. Where are the Baro Correction input knobs located? A) On the overhead panel B) On the pilot and co-pilot yokes C) On the Flight Guidance Panel D) On the center console Answer: C 316. What happens when the CMOP probe heater switch is turned off?  A) The probe performs its own regulation of the heater Gulfstream G650/G650ER Level A Question Bank  B) Power to the heater elements is turned off C) The probe heating continues automatically D) The probe measures airspeed and altitude Answer: B 317. What is the purpose of the SSEC Disable Switch? A) Disable Static Source Error Correction during ground testing B) Enable the TAT probe heater C) Activate the autopilot system D) Control the cabin pressure Answer: A 318. How is the airspeed sector displayed on the PFD? A) As a digital readout only B) With a moving tape and digital readout C) As a static indicator D) With a mechanical dial Answer: B 319. What does the ADS Fail indication on the PFD signify? A) Loss of air data information B) Incorrect altitude reading C) Failed navigation system D) Malfunctioning autopilot Answer: A 320. What component is responsible for calculating the VMO/MMO? A) Autopilot system B) Inertial Reference System (IRS) C) Air Data System (ADS) D) Flight Management System (FMS) Answer: C Gulfstream G650/G650ER Level A Question Bank 321. What is the function of the MFP/ADC heater element? A) Maintain probe tip temperature in icing conditions B) Calculate airspeed C) Monitor air pressure D) Control the autopilot Answer: A 322. Which system interfaces with the ADS to improve attitude performance? A) Flight Management System (FMS) B) Enhanced Vision System (EVS) C) Attitude Heading Reference System (AHRS) D) Traffic Collision Avoidance System (TCAS) Answer: C 323. What does the Smart Probe Built-In-Test (BIT) detect? A) Component failures B) Incorrect navigation data C) Engine malfunctions D) Fuel system leaks Answer: A 324. How often is a functional test of the air data system required by regulatory agencies? A) Every 12 months B) Every 24 months C) Every 36 months D) Every 48 months Answer: B 325. What is indicated by an ADS: X FAIL CAS message? A) Failure of the Smart Probe B) Over-speed warning C) Incorrect GPS data Gulfstream G650/G650ER Level A Question Bank D) Engine failure Answer: A 326. What does the FMS use ADS data for? A) Calculating performance parameters and navigation guidance B) Controlling cabin pressure C) Monitoring engine performance D) Managing flight entertainment systems Answer: A 327. What is the purpose of the Baro Set Digital Readout? A) Display barometric pressure settings B) Measure air temperature C) Calculate Mach number D) Indicate altitude trend vector Answer: A 328. Which component uses ADS data to provide a Pressure altitude in its reply to the SSR? A) Enhanced Vision System (EVS) B) Inertial Reference System (IRS) C) Flight Data Recorder (FDR) D) ATC Transponder Answer: D 329. What happens if the ADS detects a failed TAT sensing element? A) ADS switches to an alternate probe B) TAS, SAT, and TAT values become unavailable C) Autopilot disengages D) Over-speed warning is triggered Answer: B 330. What is the purpose of the angle of sideslip (AOS) compensation? Gulfstream G650/G650ER Level A Question Bank A) Correct static pressure for AOS, AOA, and Mach B) Measure airspeed C) Monitor engine performance D) Control autopilot functions Answer: A 331. What indication is provided when an air data source is from the same side? A) Displayed in amber B) Not displayed C) Displayed in white D) Displayed in red Answer: A 332. What is the role of the Flight Data Recorder (FDR) in relation to the ADS? A) Record air data for analysis B) Control navigation system C) Monitor engine performance D) Manage flight entertainment systems Answer: A 333. How does the ADS respond to a failed heater element in Smart Probe 2? A) Continues operating in a local-mode condition B) Shuts down the system C) Activates an emergency backup probe D) Switches to alternate ADS Answer: A 334. Which system provides compensation for Static Source Error in the Air Data System? A) Flight Management System (FMS) B) Enhanced Vision System (EVS) C) Attitude Heading Reference System (AHRS) D) Smart Probe Air Data System Gulfstream G650/G650ER Level A Question Bank Answer: D 335. What type of data is transmitted to the PFCS by the ADS? A) Airspeed limitations B) Cabin pressure readings C) Fuel level measurements D) Engine temperature Answer: A 336. What does the BARO set knob on the FGP do? A) Adjusts the barometric altitude displayed on the PFD B) Measures air pressure C) Controls the autopilot D) Activates the TAT probe heater Answer: A 337. What is the function of the Enhanced Ground Proximity Warning System (EGPWS) in the ADS? A) Provide terrain awareness and alert functions B) Monitor engine performance C) Manage cabin pressure D) Control the autopilot Answer: A 338. What happens when the CMOP probe heater switch is turned off? A) Uses multiple independent channels B) Relies on a single sensor C) Switches to manual mode D) Shuts down the system Answer: A 339. What is the main purpose of the Air Data Computer (ADC)? A) Calculate aircraft air data parameters Gulfstream G650/G650ER Level A Question Bank B) Control cabin pressure C) Monitor fuel levels D) Manage flight entertainment systems Answer: A 340. What is the significance of the ADS: X NO SLIP COMP CAS message? A) Indicates an Air Data System not compensated for side-slip induced error B) Alerts crew to a failed navigation system C) Triggers autopilot disengagement D) Notifies of incorrect airspeed readings Answer: A 341. Which ARINC 429 bus is used for air data transmission in the ADS? A) General Purpose Bus B) Dedicated ARINC 429 output bus C) Aircraft Maintenance Data Bus D) Flight Control System Bus Answer: B 342. What is the role of the Standby Multifunction Controller (SMC) in the ADS? A) Provide standby flight display information B) Monitor engine performance C) Control cabin pressure D) Manage autopilot functions Answer: A 343. What is the primary function of the Multi-Function Probe/Air Data Computer (MFP/ADC)? A) Measure local pressures and calculate air data parameters B) Monitor engine performance C) Control cabin pressure D) Manage flight entertainment systems Gulfstream G650/G650ER Level A Question Bank Answer: A 344. How does the Smart Probe regulate MFP heater power? A) By monitoring probe temperature B) By measuring airspeed C) By calculating altitude D) By controlling the autopilot Answer: A 345. What is indicated by an ADS: X PROBE HEAT FAIL CAS message? A) Failed MFP heating element B) Incorrect altitude reading C) Failed navigation system D) Malfunctioning autopilot Answer: A 346. How often must a functional test of the air data system be performed according to FAR 91.411(a)(1)? A) Every 12 months B) Every 24 months C) Every 36 months D) Every 48 months Answer: B 347. What is the function of the AHRS in relation to the ADS? A) Generate pitch, roll attitudes, and magnetic heading B) Control cabin pressure C) Monitor engine performance D) Manage flight entertainment systems Answer: A 348. What component interfaces with the ADS to enhance fault detection? A) Fly-by-wire PFCS and MAUs Gulfstream G650/G650ER Level A Question Bank B) Enhanced Vision System (EVS) C) Attitude Heading Reference System (AHRS) D) Traffic Collision Avoidance System (TCAS) Answer: A 349. What does the Baro Correction set-to-standard push button do? A) Transmits a count-indicating relative knob movement B) Measures air pressure C) Controls the autopilot D) Activates the TAT probe heater Answer: A 350. How does the ADS improve attitude performance? A) Using TAS from ADS3 and ADS4 via ARINC 429 connection B) Monitoring engine performance C) Controlling cabin pressure D) Managing flight entertainment systems Answer: A 351. What is the significance of the BARO set digital readout? A) Displaying barometric pressure settings B) Measuring air temperature C) Calculating Mach number D) Indicating altitude trend vector Answer: A 352. How does the ADS transmit air data to other aircraft systems? A) Via ARINC 429 buses B) Through a single sensor C) Using manual mode D) By shutting down the system Answer: A Gulfstream G650/G650ER Level A Question Bank 353. What is the purpose of the HUD in the Planeview II system? A) Provide enhanced situational awareness for pilots B) Control cabin pressure C) Monitor engine performance D) Manage flight entertainment systems Answer: A 354. How is the airspeed tape displayed on the PFD? A) Increasing from top to bottom B) As a static indicator C) With a mechanical dial D) As a digital readout only Answer: A 355. What does the ADS: X PROBE HEAT OFF CAS message indicate? A) CMOP switch indicates "off" and Smart Probe is indicating MFP power off B) Failed navigation system C) Incorrect altitude reading D) Malfunctioning autopilot Answer: A 356. What is the function of the Weather Radar System in the Planeview II system? A) Provide weather information for navigation B) Control cabin pressure C) Monitor engine performance D) Manage flight entertainment systems Answer: A 357. How does the Smart Probe apply TAT probe heater power? A) When left and right throttle angles are greater than 30 degrees or computed airspeed is above 60 knots B) When airspeed is below 60 knots Gulfstream G650/G650ER Level A Question Bank C) When altitude is below 10,000 feet D) When the aircraft is on the ground Answer: A 358. What is indicated by the ADS: X TAT HEAT FAIL CAS message? A) Failed TAT heating element B) Incorrect altitude reading C) Failed navigation system D) Malfunctioning autopilot Answer: A 359. How does the ADS calculate air data parameters? A) Using the Air Data (AD) channel of the MFP/ADC B) Monitoring engine performance C) Controlling cabin pressure D) Managing flight entertainment systems Answer: A 360. What does the ADS: X TAT FAIL CAS message indicate? A) Failed TAT sensing element B) Incorrect altitude reading C) Failed navigation system D) Malfunctioning autopilot Answer: A 361. What is the role of the FMS in the Planeview II system? A) Calculate performance parameters and navigation guidance B) Control cabin pressure C) Monitor engine performance D) Manage flight entertainment systems Answer: A 362. What does the SMC display in case of loss of air data information? Gulfstream G650/G650ER Level A Question Bank A) Red crosses B) Amber flags C) White dashes D) Blue circles Answer: A 363. How does the ADS ensure accurate airspeed and altitude readings? A) By using redundant sensor hardware B) By relying on a single sensor C) By switching to manual mode D) By shutting down the system Answer: A 364. What is the significance of the ADS: X NO SLIP COMP CAS message? A) Indicates an Air Data System not compensated for side-slip induced error B) Alerts crew to a failed navigation system C) Triggers autopilot disengagement D) Notifies of incorrect airspeed readings Answer: A 365. How does the ADS improve attitude performance? A) Using TAS from ADS3 and ADS4 via ARINC 429 connection B) Monitoring engine performance C) Controlling cabin pressure D) Managing flight entertainment systems Answer: A 366. What does the BARO set digital readout display? A) Barometric pressure settings B) Air temperature C) Mach number D) Altitude trend vector Gulfstream G650/G650ER Level A Question Bank Answer: A 367. How does the ADS transmit air data to other aircraft systems? A) Via ARINC 429 buses B) Through a single sensor C) Using manual mode D) By shutting down the system Answer: A 368. What is the purpose of the HUD in the Planeview II system? A) Provide enhanced situational awareness for pilots B) Control cabin pressure C) Monitor engine performance D) Manage flight entertainment systems Answer: A 369. How is the airspeed tape displayed on the PFD? A) Increasing from top to bottom B) As a static indicator C) With a mechanical dial D) As a digital readout only Answer: A 370. What does the ADS: X PROBE HEAT OFF CAS message indicate? A) CMOP switch indicates "off" and Smart Probe is indicating MFP power off B) Failed navigation system C) Incorrect altitude reading D) Malfunctioning autopilot Answer: A 371. What is the function of the Weather Radar System in the Planeview II system? A) Provide weather information for navigation B) Control cabin pressure Gulfstream G650/G650ER Level A Question Bank C) Monitor engine performance D) Manage flight entertainment systems Answer: A 372. How does the Smart Probe apply TAT probe heater power? A) When left and right throttle angles are greater than 30 degrees or computed airspeed is above 60 knots B) When airspeed is below 60 knots C) When altitude is below 10,000 feet D) When the aircraft is on the ground Answer: A 373. What is indicated by the ADS: X TAT HEAT FAIL CAS message? A) Failed TAT heating element B) Incorrect altitude reading C) Failed navigation system D) Malfunctioning autopilot Answer: A 374. How does the ADS calculate air data parameters? A) Using the Air Data (AD) channel of the MFP/ADC B) Monitoring engine performance C) Controlling cabin pressure D) Managing flight entertainment systems Answer: A 375. What does the ADS: X TAT FAIL CAS message indicate? A) Failed TAT sensing element B) Incorrect altitude reading C) Failed navigation system D) Malfunctioning autopilot Answer: A Gulfstream G650/G650ER Level A Question Bank 376. What is the role of the FMS in the Planeview II system? A) Calculate performance parameters and navigation guidance B) Control cabin pressure C) Monitor engine performance D) Manage flight entertainment systems Answer: A 377. What does the SMC display in case of loss of air data information? A) Red crosses B) Amber flags C) White dashes D) Blue circles Answer: A 378. How does the ADS ensure accurate airspeed and altitude readings? A) By relying on single sensor B) By using redundant sensor hardware C) By switching to manual mode D) By shutting down the system Answer: B 379. What is the significance of the ADS: X NO SLIP COMP CAS message? A) Indicates an Air Data System not compensated for side-slip induced error B) Alerts crew to a failed navigation system C) Triggers autopilot disengagement D) Notifies of incorrect airspeed readings Answer: A 380. How does the ADS improve attitude performance? A) Using TAS from ADS3 and ADS4 via ARINC 429 connection Gulfstream G650/G650ER Level A Question Bank B) Monitoring engine performance C) Controlling cabin pressure D) Managing flight entertainment systems Answer: A 381. What does the BARO set digital readout display? A) Barometric pressure settings B) Air temperature C) Mach number D) Altitude trend vector Answer: A Gulfstream G650/G650ER Level A Question Bank ATA 44 CABIN MANAGEMENT SYSTEM 382. What is the primary function of the Gulfstream Cabin Management System (GCMS)? A) To provide in-flight entertainment B) To manage cabin lighting C) To control various systems and components in the cabin D) To monitor fuel levels Answer: C 383. How many GCMS controllers are installed in the G650 cabin? A) Five B) Six C) Seven D) Eight Answer: C 384. Which of the following is NOT a function of the GCMS controller modules? A) Active Controller B) Inactive Controller C) Input/Output Concentrator D) Fuel Management Server Answer: D 385. What type of network communication does the GCMS use to connect fixed user interfaces and switching nodes? A) Bluetooth B) Wi-Fi C) 802.15.4 mesh network D) Satellite Answer: C 386. What is the purpose of the Maintenance Data Server (MDS) in the GCMS? A) To provide in-flight entertainment Gulfstream G650/G650ER Level A Question Bank B) To load configuration software and diagnose system problems C) To control cabin lighting D) To manage passenger seating Answer: B 387. How many GCMS antennas are installed throughout the cabin? A) Three B) Four C) Five D) Six Answer: C 388. Where is the GCMS Maintenance port located? A) In the cockpit B) In the forward baggage electronic equipment rack C) In the galley D) In the passenger cabin Answer: B 389. What does the Cabin Bus Power Controller (CBPC) protect? A) The flight control system B) The cabin management system C) The landing gear system D) The fuel system Answer: B) The cabin management system 390. How many individual electronic devices can a single switching node control? A) 5 B) 10 C) 15 D) 20 Answer: B Gulfstream G650/G650ER Level A Question Bank 391. What does the Advanced Cabin Server (ACS) primarily provide? A) Passenger Internet access and cabin systems control B) Fuel management C) Navigation assistance D) Engine monitoring Answer: A 392. Where are the Advanced Cabin Servers (ACS) located? A) In the cockpit B) In the galley C) In the Aft Baggage Electronics Equipment Rack D) In the passenger cabin Answer: C 393. What types of media can the Media Player in the GCMS handle? A) Blu-ray Discs, DVDs, and USB ports B) Only Blu-ray Discs C) Only DVDs D) Only USB ports Answer: A 394. What is the function of Audio-Visual Distribution Nodes in the GCMS? A) To control cabin lighting B) To provide audio and video interface between cabin seats, external cameras, personal monitors, and other systems C) To manage the aircraft’s fuel system D) To control the landing gear Answer: B) 395. What does the Remote Monitor Electronics Box (RMEB) do? A) Provides internet access B) Controls and drives the cabin display Gulfstream G650/G650ER Level A Question Bank C) Manages fuel levels D) Controls cabin temperature Answer: B 396. What type of video can the cabin display show? A) Only high-definition video B) Only standard-definition video C) Both high-definition and standard-definition video D) Only 4K video Answer: C 397. Where are auxiliary audio/video inputs installed in the G650 cabin? A) At each passenger seat B) Only in the cockpit C) Only in the galley D) Only in the lavatory Answer: A 398. What type of speakers are installed in the G650 cabin for general entertainment sound? A) Midrange and subwoofer speakers B) Only midrange speakers C) Only subwoofer speakers D) Surround sound speakers Answer: A 399. What is the primary purpose of the Passenger Address/Entertainment System Amplifier? A) To power the midrange and subwoofer speakers B) To control cabin lighting C) To manage the aircraft’s fuel system D) To provide internet access Answer: A Gulfstream G650/G650ER Level A Question Bank 400. What does the Cabin/Galley Master switch control? A) The aircraft’s fuel system B) The cabin and galley DC loads C) The landing gear system D) The flight control system Answer: B 401. What information is displayed on the Galley Touchscreen regardless of which screen is being displayed? A) Real-time flight information for time to destination, time at destination, and altitude B) Fuel levels C) Cabin temperature D) Landing gear status Answer: A 402. Where is the Vestibule Touchscreen located? A) On the face of the forward left storage cabinet B) In the cockpit C) In the galley D) In the lavatory Answer: A 403. What does the Passenger Control Unit (PCU) control? A) Cabin monitors, speakers, Cabin View™ system, Blu-ray Disc player, stored audio and video content, Satellite Television, cabin lighting, and climate B) Only cabin lighting C) Only cabin temperature D) Only cabin seating Answer: A 404. Where are the cabin seat audio and video controls located? A) In the armrest of each passenger seat B) In the cockpit Gulfstream G650/G650ER Level A Question Bank C) In the galley D) In the lavatory Answer: A 405. What type of switch is the Fixed User Interface (FUI)? A) A single-channel radio-controlled switch B) A dual-channel radio-controlled switch C) A multi-channel radio-controlled switch D) A touch-screen switch Answer: A 406. What functions can the Cabin Service Module Touch Controls manage? A) Reading lights, table lights, air vents, attendant call, dome light, vent, and toilet flush B) Only cabin lighting C) Only cabin temperature D) Only cabin seating Answer: A 407. What information does the DC Power Synoptic Page provide? A) Power sources for the cabin B) Fuel levels C) Cabin temperature D) Landing gear status Answer: A 408. Where is the cabin call indication displayed on the touch screen? A) At the top of the touch screen B) At the bottom of the touch screen C) In the center of the touch screen D) On the left side of the touch screen Answer: A 409. What does the Home Screen provide access to? Gulfstream G650/G650ER Level A Question Bank A) The basic cabin systems B) Fuel management C) Navigation systems D) Engine monitoring Answer: A 410. What does the Presets Screen in GCMS 2.1.X allow the user to do? A) Capture the current state of the cabin and set it as a desired state B) Control the landing gear C) Monitor fuel levels D) Adjust cabin temperature Answer: A 411. What is the purpose of the Shut Down Screen in the GCMS? A) To turn off cabin lights, lower window shades, turn off monitors, and turn off air vents B) To monitor fuel levels C) To adjust cabin temperature D) To control the landing gear Answer: A 412. What does the Lights Screen in the GCMS control? A) Cabin lighting in any portion of the aircraft B) Cabin temperature C) Fuel levels D) Landing gear status Answer: A 413. What does the Water Screen in the GCMS provide control over? A) Individual components of the water system B) Cabin lighting C) Fuel levels D) Cabin temperature Gulfstream G650/G650ER Level A Question Bank Answer: A 414. What does the Shades Screen in the GCMS control? A) Window shades B) Cabin lighting C) Fuel levels D) Cabin temperature Answer: A 415. What does the Temperature Screen in the GCMS allow the user to do? A) Change the cabin temperature B) Control cabin lighting C) Monitor fuel levels D) Control the landing gear Answer: A 416. What is the function of the Entertainment Screen in the GCMS? A) To provide full remote control of cabin entertainment features B) To monitor fuel levels C) To control cabin lighting D) To control the landing gear Answer: A 417. What options does the Cabinview Screen in the GCMS provide? A) Different display options for the cabin view system B) Fuel management C) Navigation assistance D) Engine monitoring Answer: A 418. What does the Electrical System Screen in the GCMS control? A) Cabin electrical power system B) Fuel levels Gulfstream G650/G650ER Level A Question Bank C) Cabin temperature D) Landing gear status  Answer: A 419. What are the Maintenance Screens in the GCMS used for? A) Aircraft maintenance only B) Passenger entertainment C) Cabin lighting control D) Cabin temperature control Answer: A 420. What options does the General Settings Screen in the GCMS provide? A) Galley master power, brightness level effects, and units of measure B) Fuel management C) Navigation assistance D) Engine monitoring Answer: A 421. How is the cabin powered up in the G650? A) From the cockpit by depressing the CABIN/GALLEY and 60 HZ master switches B) From the passenger cabin C) From the galley D) From the lavatory Answer: A 422. What must be done to complete the cabin power-up process in the G650? A) The virtual switches in the MCDU must be placed on B) The fuel system must be checked C) The landing gear must be deployed D) The cabin temperature must be adjusted Answer: A 423. What is the final step in the cabin power-up process in the G650? Gulfstream G650/G650ER Level A Question Bank A) Select the appropriate cabin power LSK B) Check fuel levels C) Deploy the landing gear D) Adjust cabin temperature Answer: A 424. What does selecting the "All On" LSK in the cabin power-up process do? A) Powers the Cabin, Galley, L 60 HZ Converter, and the R 60 HZ Converter B) Powers the fuel system C) Deploys the landing gear D) Adjusts cabin temperature Answer: A 425. What should be ensured when selecting "All On" in the cabin power-up process? A) That the inertial reference units are powered on and aligned B) That fuel levels are checked C) That the landing gear is deployed D) That cabin temperature is adjusted Answer: A 426. What information does the MCDU Cabin System Menu provide? A) Virtual switches for cabin and galley power B) Fuel management C) Navigation assistance D) Engine monitoring Answer: A 427. What can the Galley Touchscreen control in the G650? A) Cabin features and entertainment equipment B) Fuel levels C) Cabin temperature D) Landing gear status Gulfstream G650/G650ER Level A Question Bank Answer: A 428. What does the Vestibule Touchscreen provide control over? A) Cabin systems for passenger comfort and convenience B) Fuel levels C) Cabin temperature D) Landing gear status Answer: A 429. What does the Passenger Control Unit (PCU) control in the cabin? A) Cabin monitors, speakers, Cabin View™ system, Blu-ray Disc player, stored audio and video content, Satellite Television, cabin lighting, and climate B) Only cabin lighting C) Only cabin temperature D) Only cabin seating Answer: A 430. What is the function of the cabin seat audio and video controls? A) To allow passengers to control the volume level and source for the audio headphones and video source selection B) To manage fuel levels C) To control cabin lighting D) To control the landing gear Answer: A 431. What is the purpose of the Fixed User Interface (FUI)? A) To transmit commands over the MESH network B) To manage fuel levels C) To control cabin lighting D) To control the landing gear Answer: A 432. What can the Cabin Service Module Touch Controls manage? A) Reading lights, table lights, air vents, attendant call, dome light, vent, and toilet flush Gulfstream G650/G650ER Level A Question Bank B) Only cabin lighting C) Only cabin temperature D) Only cabin seating Answer: A 433. What does the DC Power Synoptic Page provide information on? A) Power sources for the cabin B) Fuel levels C) Cabin temperature D) Landing gear status Answer: A 434. Where is the cabin call indication displayed on the touch screen? A) At the top of the touch screen B) At the bottom of the touch screen C) In the center of the touch screen D) On the left side of the touch screen Answer: A) At the top of the touch screen 435. What does the Home Screen provide access to in the GCMS?

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