單項(xiàng)選擇題You are approaching another vessel and are not sure whether danger of collision exists. You must assume().

A.there is a risk of collision
B.you are the give-way vessel
C.the other vessel is the give-way vessel
D.there is no risk of collision


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1.單項(xiàng)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

2.單項(xiàng)選擇題A vessel()when underway shall so far as possible,keep out of the way of a vessel not under command.

A.having engaged in fishing
B.engaging in fishing
C.engaged in fish
D.engaged in fishing

3.單項(xiàng)選擇題A vessel continually lists to one side and has a normal rolling period. Which statement is TRUE?().

A.The vessel has negative GM
B.The center of gravity is on the centerline
C.The list can be corrected by reducing KM
D.The vessel has asymmetrical weight distribution

4.單項(xiàng)選擇題A vessel enagaged in fishing,and at anchor,shall show().

A.an anchor light
B.sidelights and a sternlight
C.three lights in a vertical line,the highest and lowest being red,and the middle being white
D.None of the above

5.單項(xiàng)選擇題A vessel aground at night is required to show two red lights in a vertical line as well as ().

A.not under command lights
B.restricted in her ability to maneuver lights
C.anchor lights
D.sidelights and a sternlight

6.單項(xiàng)選擇題Which statement about the Navigation Rules is TRUE?().

A.The rules require vessels to comply with Traffic Separation Scheme regulations
B.The rules use the term safe speed
C.The Rules permit a stand-on vessel to take action prior to being in extremis
D.All of the above are correct

7.單項(xiàng)選擇題A vessel conducting mine clearing operations will show().

A.three balls in a vertical line
B.two balls in a vertical line
C.one ball near the foremast and one ball at each fore yard
D.one diamond near the foremast head and one ball at each fore yard

8.單項(xiàng)選擇題A vessel constrained by her draught may,in addition to the lights prescribed for power-driven vessels in Rule 23,exhibit where they can best be seen()or a cylinder.

A.two all-round red lights in a vertical line
B.three all-round red lights in a vertical line
C.two all-round yellow lights in a vertical line
D.three all-round green lights in a vertical line

9.單項(xiàng)選擇題If a seaplane is not used as a means of transpiration on water but is capable of being used so,it shall().

A.be regarded as a vessel not under command
B.be regarded as a vessel underway
C.be regarded as a vessel
D.be regarded as a sailing vessel

10.單項(xiàng)選擇題A vessel crossing a river on the Western Rivers has the right of way over().

A.vessels ascending the river
B.vessels descending the river
C.all vessels ascending and descending the river
D.None of the above