A.400
B.240
C.450
D.180
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A.on the bridge
B.in the coast station
C.on the forecastle
D.on starboard side
A.Navarea warnings
B.coastal warnings
C.local warnings
D.Meteorological warnings
A.Mobile Satellite Information
B.Motor ship Identification
C.Most Serious Information
D.Maritime Safety Information
A.receiving messages/one station
B.transmission/ one coast station or ship
C.communicating /one ship
D.contacting/other
A.120/20
B.56/18
C.100/16
D.96/8
最新試題
Stations in the United States of America are grouped by states arranged in the alphabetical order of their（）.
The rescue coordination center may（）on stations which interfere with traffic.
Before GMDSS, if the radio officer on board is serious ill,（）.
What following is not among the function of SOLAS ships?（）
All coast radio stations（）DSC installed for VHF and HF.
On-scene communications will normally take place between（）.
Every lifeboat which is fitted with a fixed two-way vhf radiotelephone apparatus with（）which is separately mounted shall be provided with arrangements for sitting and securing the antenna effectively in its operating position.
In case a ship is in emergency or distress in any of 4 areas, it is required to use the continuous（）alert.
If the beacon is mounted at a wrong place, it may（）by sea water, chemicals, exhaust and vibrations.
SOLAS ships shall be equipped with（）.