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【判断题】
组指组成合金最基本的并能独立存在的物质。A.
正确
B.
错误
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举一反三
【单选题】Proper GMDSS watchkeeping includes ______.
A.
monitoring all required frequencies in the proper mode
B.
reading all displays and / or printouts after silencing an alarm
C.
notifying the Master of any distress alerts
D.
All of the above
【单选题】GMDSS is required for which of the followings?
A.
All vessels capable of international voyages
B.
SOLAS Convention ships of 300 gross tonnage or more
C.
Vessels operating outside of the range of VHF coastal radio stations
D.
Coastal vessels of less than 300 gross tons
【单选题】Which of the following is a required GMDSS function?
A.
Bridge-to-bridge communications
B.
Reception of weather map facsimile broadcasts
C.
Both of these
D.
None of these
【单选题】Which statement is TRUE ________．
A.
GMDSS radio logs are required to contain entries pertaining to all incidents connected to radio communication service which appear to be of importance to the safety of life at sea
B.
All distress communications must be entered in the GMDSS radio log．
C.
Both of the above
D.
None of the above
【单选题】GMDSS-equipped ships will be required to perform which of the following communications functions?
A.
Distress alerting and maritime safety information
B.
Search and Rescue coordination and on-scene communications
C.
Bridge-to-bridge and general radio communications
D.
All of these
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