单项选择题

A.During an engine speed changeB.During a navigational ……

You are a watch standing mate and have come to the bridge to relieve the watch while underway at sea.The watch should not be transferred（）.

A.During an engine speed change
B.During a navigational course change
C.Unless the helm is in the“hand”mode
D.All of the above

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单项选择题Who may perform as a lookout（）.

A.A member of the engineering watch
B.A member of the navigational watch
C.A member of the Stewards Department
D.All of the above

单项选择题While you are on watch entering port，the Master gives the helmsman a rudder command which conflicts with a rudder command from the Pilot.You should make sure the helmsman（）.

A.Obeys the Pilot
B.Obeys the Master
C.Asks you for instructions
D.Brings the rudder to a point midway between the two conflicting positions

单项选择题While underway in thick fog you are on watch and hear the cry“man overboard”.Which type of maneuver should you make（）.

A.Figure eight turn
B.Round turn
C.Racetrack turn
D.Williamson turn

单项选择题What is the BEST conductor of electricity（）.

A.Carbon dioxide
B.Distilled water
C.Fresh water
D.Salt water

单项选择题The officer in charge of the navigational watch shall not hand over the watch to the relieving officer if（）.

A.there is reason to believe that the latter is not capable of carrying out the watchkeeping duties effectively
B.the ship is fitted with automatic steering
C.there is daylight or darkness
D.at no time shall the bridge be left unattended