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GMDSS EXAM QUESTIONS AND ANSWERS
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GMDSS EXAM QUESTIONS AND ANSWERS
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GMDSS EXAM QUESTIONS AND ANSWERS4A6 Which of the following are required GMDSS functions for vessels?
A. Transmit and receive locating signals, general communications and SAR
communications.
B. Transmit and receive general communications, transmit Distress Alerts by at least
one means, MSI.
C. Transmit and receive locating signals, send MSI to other ships via EGC, Bridge-to-
Bridge communications.
D. Transmit and receive SAR communications, transmit Distress Alerts by at least one
means, Bridge-to-Bridge communications.
A
5A2 What statement is true regarding the additional equipment carriage requirement
imposed for the survival craft of vessels over 500 gross tons?
A. Additional carriage of two radio equipped lifeboats aft.
B. A second radar transponder is required.
C. Four additional portable VHF radios are required.
D. The ability to communicate in all modes with any shore station.
B
5A3 Vessels operating in which sea area(s) are required to carry either Inmarsat or HF
equipment or a combination thereof under GMDSS?
A. All sea areas
B. A4
C. A3
D. A15A3 Vessels operating in which sea area(s) are required to carry either Inmarsat
or HF equipment or a combination thereof under GMDSS?
A. All sea areas
B. A4
C. A3
D. A1
C
5A6 What is the equipment carriage requirement for survival craft under GMDSS?
A. At least three SCT units and two SARTs on every cargo ship between 300-500 gross
tons and the same on all passenger ships regardless of tonnage.
B. At least three SCT units and two SARTs on every passenger ship and cargo ships of
500 gross tons and upwards.
C. At least two radar transponders must be carried on every cargo ship of 300-500
gross tons and two radar transponders (one for each side) of every passenger ship
regardless of tonnage.
,D. All cargo vessels above 300 gross tons and every passenger ship regardless of
tonnage must carry three SCT units and two SARTs.
B
6A4 What statement is correct regarding the maintenance requirements for A3 ships
under GMDSS?A. If the vessel selects at-sea maintenance no additional parts and
spares are required.B. On-board maintenance provided by a person holding a GMDSS
Maintainer's license will fully meet the requirements.C. Redundancy of functions of
certain equipment and on-board maintenance provided by a person holding a GMDSS
Maintainer's license will partially meet this requirement.D. Shoreside maintenance and
scheduled tests and inspections will not partially meet this requirement
C
7B1 What is the frequency range for Medium Frequency?
A. 10-30 MHz
B. 1,000-10,000 kHz
C. 300-3,000 kHz
D. 30-300 kHz
C
9B5 Which statement best describes frequency modulation?
A. The information signal changes the radio carrier frequency but the amplitude remains
constant.
B. Both the amplitude and frequency are changed by the modulating signal.
C. Frequency modulation is subject to interference by atmospheric noise.
D. High level mixing of the final amplifier signal and the information signal.
A
9B6 What is the emission designation for VHF-FM?
A. F3C
B. F3E
C. J2B
D. H3E
B
9B4 What is the emission designation for MF-HF voice signals?
A. F1B
B. J2B
C. F3E
D. J3E
D
, 10B3 How many sidebands are present in the J3E mode?
A. Two sidebands and a carrier.
B. One upper sideband.
C. One lower sideband.
D. Two carriers and one sideband.
B
10B4 What is the signal transmitted in H3E mode?
A. Two sidebands, upper and lower.
B. A reduced carrier and the lower sideband.
C. A full carrier and the upper sideband.
D. A full carrier and both upper and lower sidebands.
C
13C5 During an annual GMDSS station inspection:
A. All required documents and publications might have to be produced and GMDSS
operators may be required to demonstrate equipment competencies.
B. Licensed GMDSS operators may not be required to demonstrate equipment
competencies but all required equipment must be fully operational.
C. All required equipment must be fully operational and any required publications that
are not current must be on order.
D. GMDSS operators may be required to demonstrate equipment competencies and
any of required equipment that is not fully operational can be repaired at the next port of
call as long as there is functional duplication.
A
14C2 Where can GMDSS regulations pertaining specifically to U.S.-flag vessels be
found?
A. These are located in 47 CFR Part 80.
B. These are located in CCIR #476.
C. These are located in FCC Part 83.
D. These are published only by the U.S. Coast Guard.
A
14C3 What publications should the GMDSS Radio Operator consult to review the
proper procedures to be followed in Distress situations under GMDSS?
A. The manufacturer's technical manuals.
B. 47 CFR Part 80 Subpart W.
C. The manufacturer's operator manuals.
D. 47 CFR Part 90 Subpart V.
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