A.1995
B.1998
C.1999
D.2000
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A.common communication system
B.distress traffic system
C.basic concept of GMDSS
D.SAR operation procedure
A.ship-to-shore
B.shore-to –ship
C.bridge-to-bridge
A.general radio communication
B.MSI
C.improved distress and safety communication
D.bridge-to-bridge communication
A.ITU
B.IMO
C.MSC
D.WMO
A.promote
B.improve
C.guarantee
D.both A and B
最新試題
SafetyNet is an international service for the broadcast and automatic reception of MSI by means of direct-printing through（）system.
Monitoring is especially important in a highly automated system which is dependent on careful（）procedure and format.
By using（）system a ship can send a distress message and know with certainty it will be received.
At least two two-way VHF radiotelephone apparatus shall be provided on every cargo ship of（）tons gross tonnage and upwards but less than 500 tons gross tonnage.
（）will form the basis for distress alerting and safety calling.
The priority of EGC messages is classified by（）.
The frequency（）the safety message will be transmitted shall be included in DSC safety call.
Before GMDSS, if the radio officer on board is serious ill,（）.
（）by an ice-breaker, it is important to maintain a continuous listening watch on the appropriate VHF channel and to maintain a proper look-out for sound and visual signals.
The quality of EGC messages is（）affected by the position of the ship, the time of reception and climatic conditions.