Question 1
What is the maximum approximate radiotelephone coverage range of a VHF coast station operating in GMDSS Sea Area A1?
Correct Answer:
20 to 30 nautical miles
Question 2
Which VHF channel is designated exclusively for Digital Selective Calling (DSC) in the maritime mobile service?
Correct Answer:
Channel 70
Question 3
What is the primary Medium Frequency (MF) Digital Selective Calling frequency for distress and safety alerting?
Correct Answer:
2187.5 kHz
Question 4
On which radio frequency are international NAVTEX Maritime Safety Information (MSI) broadcasts transmitted in English?
Correct Answer:
518 kHz
Question 5
Which satellite system processes distress alerts emitted by 406 MHz Emergency Position Indicating Radio Beacons (EPIRBs)?
Correct Answer:
Cospas-Sarsat
Question 1
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About this Exam

Prepare with the NIMASA GMDSS GOC Exam Practice Questions - NIMASA GMDSS General Operator Certificate (GOC) Exam (Nigeria) Exam practice quiz. This question bank includes 100 questions covering distress, station, radio, gmdss, and ship. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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NIMASA GMDSS GOC Exam Practice Questions - NIMASA GMDSS General Operator Certificate (GOC) Exam (Nigeria) Exam

This practice set contains 100 questions from the matching question bank and focuses on distress, station, radio, gmdss, and ship. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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