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
Ship-to-ship distress alerting should be conducted by（）.
SOLAS ships shall be equipped with（）.
On-scene communications will normally take place between（）.
Stations in the United States of America are grouped by states arranged in the alphabetical order of their（）.
The advantage of geostationary satellites is（）.
Monitoring is especially important in a highly automated system which is dependent on careful（）procedure and format.
In case a ship is in emergency or distress in any of 4 areas, it is required to use the continuous（）alert.
Every lifeboat which is fitted with a fixed two-way（）radiotelephone apparatus with an antenna which is separately mounted shall be provided with arrangements for sitting and securing the antenna effectively in its operating position.
By using（）system a ship can send a distress message and know with certainty it will be received.
All coast radio stations（）DSC installed for VHF and HF.