單項(xiàng)選擇題Electrical wiring on all T-Boats must be（）.

A.concealed to prevent mechanical damage
B.concealed so the boat can be maintained more easily
C.protected from the weather
D.in an accessible place behind the ceiling


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1.單項(xiàng)選擇題DO NOT，REPEAT，NOT OVER-TAKE means that you should（）.

A.overtake
B.not overtake
C.overtake or not
D.decide if you should overtake

2.單項(xiàng)選擇題By regulation，you MUST keep a record of the use of your radiotelephone for at least（）.

A.one month
B.four months
C.six months
D.one year

3.單項(xiàng)選擇題Automatic identification systems (AIS) are required to（）.

A.provide safety-related information automatically to shore stations，other vessels and aircraft
B.receive safety-related information automatically from similarly equipped vessels
C.exchange safety-related information with shore-based facilities
D.All of the above

4.單項(xiàng)選擇題Automatic identification systems (AIS) are expected to broadcast all of the following information EXCEPT（）.

A.navigation status
B.ship's heading
C.port of origin
D.time stamp

5.單項(xiàng)選擇題Automatic identification systems (AIS) are expected to broadcast all of the following information EXCEPT（）.

A.Port of origin
B.Name of vessel
C.Course and speed over ground
D.Draft of vessel