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Worksheets1.4gmdss part2
Total questions: 17
Worksheet time: 9mins
Which statement is false regarding a GMDSS equipped ship?
A. Ships must have the required equipment inspected at least once every 12 months.
B. The regulations apply to all passenger ships regardless of size and cargo ships of 300 gross tons and
upwards.
C. Ships must carry at least two persons holding a GMDSS Radio Operator's license for Distress and Safety
radio-communications purposes.
D. A conditional or partial exemption may not be granted, in exceptional circumstances, for a single voyage
outside the sea area for which the ship is equipped.
Which of the following documents or publications are required by the FCC for GMDSS vessels on
international voyages (other than the Great Lakes)?
A. IMO master plan of shore-based facilities (or substitute), station logs, appropriate operator licenses, Inmarsat
handbook for GMDSS.
B. NGA Pub. 117 (or substitute), station logs, appropriate operator licenses, IAMSAR manual volume III.
C. Part 80 FCC rules, station logs, station licenses, ITU publications, ITU manual for Maritime Mobile stations.
D. Part 80 FCC rules, station logs, station licenses, ITU publications, IMO manual for Maritime Mobile stations.
Which of the following service or maintenance functions may NOT be performed by the holder of a
GMDSS Radio Operator License?
A. Reset tripped circuit breakers or replace defective fuses.
B. Any adjustments or maintenance that may affect the proper operation of the station.
C. Routine battery maintenance if used as part of the GMDSS station.
D. Replacement of consumable items such as paper, ribbons, etc.
Which statement is false regarding the radio operator requirements for a GMDSS-equipped ship station?
A. Maintaining a record of all incidents connected with the radio-communications service that appear to be of
importance to Safety of life at sea is not required.
B. One of the qualified GMDSS radio operators must be designated to have primary responsibility for radiocommunications
during Distress incidents.
C. A qualified GMDSS radio operator, and a qualified backup, must be designated to perform Distress, Urgency
and Safety communications.
D. While at sea, all adjustments or radio installations, servicing or maintenance of such installations that may
affect the proper operation of the GMDSS station must be performed by, or under the supervision of, a qualified
GMDSS radio maintainer.
What characteristics describe the GMDSS Reserve Source of Energy (RSE)?
A. Supplies independent HF and MF installations at the same time.
B. Cannot be independent of the propelling power of the ship.
C. Must be incorporated into the ship's electrical system.
D. Must be independent of the ship's electrical system when the RSE is needed to supply power to the GMDSS
equipment.
At sea, all required equipment (other than Survival Craft Equipment) must be proven operational by:
A. Testing at least every 48 hours.
B. Weekly testing of all S.C.E. and other compulsory equipment.
C. Daily testing or daily successful use of the equipment.
D. Daily testing of the S.C.E. and weekly tests of the other equipment.
Proper watchkeeping includes the following:
A. Monitoring all required frequencies in the proper mode, setting the DSC scanner to 2 MHz, 4 MHZ and 8 MHz
for ships in the vicinity, notifying the Master of any Distress alerts.
B. After silencing an alarm all displays and/or printouts are read, monitoring all required frequencies in the
proper mode, notifying the Master of any Distress alerts.
C. Notifying the Master of any Distress alerts, setting the DSC scanner to 2 MHz, 4 MHZ and 8 MHz for ships in
the vicinity, monitoring all required frequencies in the proper mode.
D. Setting the DSC scanner only to the mandatory 2 MHz & 8 MHz, maintain continuous watch on 2182.0 kHz
or 4125.0 kHz, notify the Master of any Distress traffic heard.
How long must the radio log be retained on board before sending it to the shoreside licensee?
A. At least 30 days after the last entry.
B. At least one year after the last entry.
C. At least two years after the last entry.
D. At least 90 days after the last entry.
Which of the following is the call sign for a U.S.C.G. coast station?
A. NERK
B. KPH
C. WCC
D. NMN
Which of the following numbers indicates a U.S. flag ship station?
A. 036627934
B. 243537672
C. 338426791
D. 003382315
Which of the following statements concerning MMSI is true?
A. Coast station MMSI numbers have 9 digits starting with 4.
B. All MMSI numbers are 9 digits and contain an MID.
C. Ship station MMSI numbers can be 7 digits or 9 digits depending on the Inmarsat terminal.
D. Group MMSI numbers must begin with 2 zeros.
Which of the following would indicate an F77 terminal?
A. 765044177
B. 003668202
C. 436682433
D. 1500270
Which of the following would indicate an Inmarsat-C terminal?
A. 150036
B. 366294824
C. 1502690
D. 430346275
DSC transmissions are encoded:
A. Using J3E mode for proper follow-on communications.
B. Using F1B mode to ensure proper reception.
C. Using a ten-bit error detecting code.
D. Using J2B mode for correct transmission.
A DSC Distress alert:
A. Must always be sent on VHF Ch-70.
B. Will always be sent on one or more of the DSC Distress frequencies.
C. Must always be sent on MF 2 MHz plus one other HF DSC frequency.
D. Must always be sent on VHF Ch-70, then 2 MHz MF then 8 MHz HF.
Which of the following watches must a compulsory Sea Area A1 vessel maintain?
A. A continuous DSC watch on Ch-70.
B. A continuous DSC watch on 8414.5 kHz plus one other HF DSC frequency.
C. A continuous DSC watch on 2187.5 kHz.
D. A continuous DSC watch on Ch-16.
What is usually the first step for a GMDSS Radio Operator to take when initiating a Distress priority
message via Inmarsat?
A. By pressing a "Distress Button" or "Distress Hot Key(s)" on the equipment.
B. By dialing the correct code on the telephone remote unit.
C. By contacting the LES operator and announcing a Distress condition is in existence.
D. By contacting the LES operator using the radiotelephone Distress procedure "Mayday"... etc.
