BPG 6TH ED. - CH.4
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Questions and Answers

What type of information is included in the static data transmitted by AIS?

  • Current navigation status
  • Magnetic heading and wind speed
  • Length, beam, and ship type (correct)
  • Destination and ETA

Which system is derived from Loran-C to provide a backup to GNSS in areas with coverage?

  • IMO
  • AIS
  • eLoran (correct)
  • VHF

When might AIS be switched off according to the text?

  • During rough weather conditions
  • When approaching a port
  • Based on the Master's professional judgement (correct)
  • For vessels carrying hazardous cargo

What type of vessels might not be displayed on AIS according to the text?

<p>Leisure craft and fishing boats (A)</p> Signup and view all the answers

What is the purpose of eLoran in relation to GNSS?

<p>To provide a backup in areas with eLoran coverage (A)</p> Signup and view all the answers

What is the main purpose of using Differential GNSS receivers?

<p>To offer greater navigational accuracy by applying corrections from ground-based stations (A)</p> Signup and view all the answers

What is the significance of Beidou in the context of satellite navigation systems?

<p>It operates as part of the World-Wide Radio Navigation System (WWRNS) (A)</p> Signup and view all the answers

In what manner do GNSS receivers assist the Officer of the Watch (OOW) during navigation?

<p>By providing route storage and cross-track distance monitoring (B)</p> Signup and view all the answers

Which statement accurately reflects the role of Galileo in the satellite navigation domain?

<p>It is expected to be fully functional in the near future (C)</p> Signup and view all the answers

What is an essential feature that GNSS calculates positions referenced to?

<p>A global geodetic datum (C)</p> Signup and view all the answers

What is the purpose of an off-course alarm independent from other bridge equipment?

<p>To sound an alarm when the ship deviates from its planned track (D)</p> Signup and view all the answers

Why may an off-course alarm not always sound even when the ship deviates from its planned track?

<p>As a result of tidal stream/currents moving the ship off track (A)</p> Signup and view all the answers

How does the use of an autopilot and off-course alarm impact the role of the OOW?

<p>Does not change the OOW's responsibility to frequently check the planned course (B)</p> Signup and view all the answers

According to the passage, what is the potential impact of poor quality broadcast data on the AIS system?

<p>It could significantly reduce the potential value of the AIS system (A)</p> Signup and view all the answers

What technologies are commonly used in berthing systems for precise approach to a berth?

<p>Laser, doppler, or GNSS technology (D)</p> Signup and view all the answers

Which of the following is NOT an example of information that AIS Aids to Navigation (AtoN) can provide?

<p>Navigational chart updates (C)</p> Signup and view all the answers

Where is the magnetic compass typically installed on a ship?

<p>On the navigating bridge above the centerline (A)</p> Signup and view all the answers

What is the primary difference between physical AIS Aids to Navigation and virtual AIS Aids to Navigation?

<p>Physical AIS AtoN are actual navigational aids, while virtual AIS AtoN do not physically exist (D)</p> Signup and view all the answers

What is the potential use of virtual AIS Aids to Navigation mentioned in the passage?

<p>Marking areas where it is difficult to establish fixed navigational aids (A)</p> Signup and view all the answers

Which of the following is NOT mentioned as a Search and Rescue (SAR) device that can use AIS to send distress alerts?

<p>AIS-RADAR (C)</p> Signup and view all the answers

Which of the following is NOT a key purpose of the Voyage Data Recorder (VDR) system?

<p>Overwriting older records with new data (B)</p> Signup and view all the answers

What is the primary purpose of annual testing of the VDR system?

<p>To ensure all required data items are being correctly recorded (A)</p> Signup and view all the answers

Which of the following is a key advantage of a Global Navigation Satellite System (GNSS) over other electronic position fixing systems?

<p>Provides a continuous worldwide position update (B)</p> Signup and view all the answers

What is the primary purpose of the SMS (Safety Management System) policy regarding the playback of VDR data?

<p>To analyze the performance of the bridge team (A)</p> Signup and view all the answers

Which of the following is NOT a key responsibility of watchkeeping officers regarding VDR records?

<p>Analyzing the performance of the bridge team (D)</p> Signup and view all the answers

According to the Bridge Procedures Guide, what should be done with the steering gear power units in restricted waters or restricted visibility?

<p>An additional steering gear power unit should be in operation if capable of simultaneous operation (A)</p> Signup and view all the answers

What is the purpose of having a gyro repeater and rudder angle indicator at each steering position?

<p>To display the ship's heading and rudder angle for accurate steering control (B)</p> Signup and view all the answers

If an automatic pilot (autopilot) or other track control system is fitted, what should be available at each steering position?

<p>A steering mode selector switch and a manual override control (D)</p> Signup and view all the answers

According to the Bridge Procedures Guide, how often should the complete steering system be tested?

<p>Within 12 hours prior to departure (C)</p> Signup and view all the answers

What is the purpose of the manual override control for the steering system?

<p>To allow for immediate manual control of the steering (A)</p> Signup and view all the answers

What is the primary purpose of radar for bridge watchkeepers?

<p>To support effective passage plan monitoring and collision avoidance (A)</p> Signup and view all the answers

What should the officer on watch (OOW) be cautious about when using radar?

<p>Over-relying on radar at the expense of maintaining a proper visual and auditory lookout (A)</p> Signup and view all the answers

Which of the following statements about radar performance is true, according to the text?

<p>Watchkeepers should be familiar with the differences between X-Band and S-Band radars (B)</p> Signup and view all the answers

What should the OOW be aware of regarding the vessel's radar displays?

<p>The ability to switch between X-Band and S-Band transceivers (D)</p> Signup and view all the answers

What should the OOW do to ensure accurate radar performance?

<p>Regularly check the quality of the radar picture, which may be done automatically (C)</p> Signup and view all the answers

What potential issue with radar usage is highlighted in the text?

<p>An incorrectly aligned heading marker providing misleading information (B)</p> Signup and view all the answers

Based on the information provided, which of the following statements is true regarding the use of radar?

<p>Radar should be kept running and operational when the vessel is at sea (C)</p> Signup and view all the answers

What should the OOW be familiar with regarding the vessel's radar plotting aid?

<p>The capabilities and limitations of the radar plotting aid integrated with the radar (A)</p> Signup and view all the answers

Which statement best describes the relationship between radar and visual lookout, according to the text?

<p>Radar and visual lookout should be used in conjunction for effective collision avoidance (B)</p> Signup and view all the answers

Based on the information provided, which of the following statements is false?

<p>Radar should be kept running at all times, regardless of the vessel's location or operational status (A)</p> Signup and view all the answers

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