How is ship to shore transmission of a distress priority message in most SESs initiated?
A. By provision of a distress button，，.
By including the priority code in the preamble of the Telex message.
C. By including the priority code in the dialed number in voice communications.
D. By initial voice contact with the Rescue Coordination Center
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Information is grouped by subject on NAVTEX broadcast and each subject group is allocated a _________ B2.
A. transmitter identification
B. message numbering
C. subject indicator character
D. ZCZC format
What information does NAVTEX system broadcast?
A. High seas navigation warnings
B. Coastal navigation warnings
C. Ship position report
D. FleetNET information
Which of the followings should be entered in GMDSS Radio Log Book?
A. Noon position when the ship is on berth.
B. Fuel consumption of the ship.
C. Working conditions of the main engine.
D. Working conditions of GMDSS equipment.
The medical message should be preceded by the word _________.
A. OBS
B. SOS
C. DICO
D. NW
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