MCA CoC Marine Communications & GMDSS

Question 1

What does GMDSS stand for?

Accepted Answer

Global Maritime Distress and Safety System

Answer

General Maritime Defence and Safety System

Answer

Global Marine Detection and Signal System

Answer

General Maritime Distress and Signal System

Question 2

Which VHF channel is exclusively designated for DSC distress alerting under GMDSS?

Accepted Answer

Channel 70

Answer

Channel 16

Answer

Channel 67

Answer

Channel 6

Question 3

What frequency does the international NAVTEX service use to broadcast Maritime Safety Information?

Accepted Answer

518 kHz

Answer

2182 kHz

Answer

156.8 MHz

Answer

406 MHz

Question 4

What is the primary purpose of an EPIRB?

Accepted Answer

To transmit a distress signal and vessel position to SAR authorities via satellite

Answer

To receive weather broadcasts from coastal radio stations

Answer

To communicate with other vessels via VHF radio

Answer

To track vessel movements for port state authorities

Question 5

In which GMDSS sea areas is a satellite EPIRB mandatory for SOLAS vessels?

Accepted Answer

A3 and A4

Answer

A1 only

Answer

A2 only

Answer

A1 and A2

Question 6

What is a SART and on what frequency does it operate?

Accepted Answer

A Search and Rescue Transponder responding to 9 GHz X-band radar pulses

Answer

A Satellite Alerting and Rescue Transmitter operating on 406 MHz

Answer

A Ship's Automatic Radio Transmitter operating on VHF Channel 16

Answer

A Safety and Rescue Transponder operating on 518 kHz

Question 7

What MF frequency is internationally reserved for DSC distress alerting?

Accepted Answer

2187.5 kHz

Answer

2182 kHz

Answer

2048 kHz

Answer

4125 kHz