單項選擇題As look-out,you spot an object 45°off your port bow. You should report the object as().

A.broad on the port bow
B.3 points on the port bow
C.3 points forward of the port beam
D.on the port beam


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1.單項選擇題A vessel may exhibit lights other than those prescribed by the Rules as long as the additional lights().

A.do not interfere with the keeping of a proper look-out
B.are not the color of either sidelight
C.have a lesser range than the prescribed lights
D.All of the above

2.單項選擇題A vessel engaged in trawling will show identification lights of().

A.a red light over a white light
B.a white light over a red light
C.a green light over a white light
D.two red lights in a vertical line

3.單項選擇題A vessel engaged in mine clearance operations is called().

A.a vessel restricted in her ability to maneuver
B.a vessel not under command
C.a vessel constrained by her draught
D.a vessel not under way

4.單項選擇題A vessel engaged in fishing shall keep out of the way of a vessel().

A.under sail
B.restricted in her ability to maneuver
C.crossing a channel
D.All of the above