Aircraft Systems Quiz Questions

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What does the amber CABIN PRESSURE warning light on each passenger door indicate?

Warns of residual pressure in the cabin
Shows a possible unlocked door (correct)
Both a and b are correct
None of the above

Where are the warnings generated by the Door and Slide Control System (DSCS)?

On ECAM (correct)
On the doors
Both a and b are correct
None of the above

What happens to the cockpit door in case of an electrical power failure?

It operates normally on HOT BAT bus
It automatically unlocks
It automatically locks from outside but stays unlock from inside (correct)
None of the above

Are the cockpit windows capable of being opened both from inside and outside?

False (A) Signup and view all the answers

What does the white slide armed light on the main cabin door indicate?

The main cabin door has not been properly closed (C) Signup and view all the answers

What is the purpose of the safety valve?

To avoid excessive positive pressure differential (B) Signup and view all the answers

Can the flight compartment sliding windows be used as emergency exits?

No, they are not approved emergency exits (D) Signup and view all the answers

Where is the landing elevation sent to when set to AUTO?

FCU (D) Signup and view all the answers

How do the air conditioning packs operate once set to 'ON'?

Automatically, pack one as a master, pack two as a slave (C) Signup and view all the answers

What is the mixing unit connected to?

Packs, emergency ram air inlet, and LP ground connector (C) Signup and view all the answers

When is the emergency ram air inlet valve activated?

Diff.press < 1 psi, and ditching not selected (C) Signup and view all the answers

Which system is responsible for sending the landing elevation to the controller?

FCU (C) Signup and view all the answers

What does the message 'CTR TK FEEDG' in the MEMO indicate?

At least one center tank pump is energized. (C) Signup and view all the answers

From which fuel tanks will fuel gravity feed?

Inner cell of the wing tanks, and center tank. (A) Signup and view all the answers

Is it possible for center tank pumps to stop 5 minutes after reaching a low level?

It is not possible to determine their position. (A) Signup and view all the answers

When do fuel transfer valves open during normal operations?

When a low level is sensed in the center tank. (D) Signup and view all the answers

What does an amber line across the last two digits of the fuel quantity indicate?

A disagreement between fuel measured and fuel entered on the MCDU has been detected. (C) Signup and view all the answers

How does the APU fuel system obtain fuel?

Obtains fuel from the left fuel manifold via the left side fuel pumps or if needed, the APU fuel pump. (A) Signup and view all the answers

When will the PTU come into action automatically?

At 500 psi (C) Signup and view all the answers

Under what condition will the yellow system electric pump operate when AC power is available?

When the yellow electric system ELEC PUMP push button is selected to ON or the ground crew activates a cargo door switch (D) Signup and view all the answers

What is the normal pressure in the hydraulic system?

2,000 psi (A) Signup and view all the answers

Is it normal for the PTU test not to be activated after starting engine #2?

Yes, the PTU will not work until the second engine has been started (C) Signup and view all the answers

Why does the ECAM procedure ask you to switch off the PTU first when you get a G RSVR OVHT message?

To depressurize the YELLOW and GREEN systems (C) Signup and view all the answers

In hydraulic system malfunctions, when will the RAT deploy?

When hydraulic pressure drops below a certain level (D) Signup and view all the answers

What action is necessary before checking the battery voltages in a dark cockpit?

You have to ensure that at least one battery is on. (C) Signup and view all the answers

How can you get the APU generator to power the electrical system after starting the APU?

By pushing the BUS TIE pushbutton. (A) Signup and view all the answers

Are there any limitations associated with disconnecting an IDG?

Never disconnect an IDG in flight, or push the IDG disconnect push button for more than 30 seconds. (B) Signup and view all the answers

Which voltage requires recharging or replacing the batteries?

24 volts or less. (D) Signup and view all the answers

In what order of priority are the different generators when the APU is supplying the electrical system?

APU, external power, engines. (D) Signup and view all the answers

What is the significance of the green collared circuit breakers?

They highlight manually resettable devices. (B) Signup and view all the answers

Amber CABIN PRESSURE warning light

Indicates a possible unlocked passenger door.

DSCS Warning Generation

Warnings by the Door and Slide Control System appear on ECAM.