A.white lights are not used
B.red and green lights are not used
C.the signal cannot be mistaken for a signal authorized by the Rules
D.the vessel signals such intentions over the radiotelephone
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A.are not the same color as either side light
B.have a lesser range of visibility than the prescribed lights
C.do not impair the visibility or distinctive character of the prescribed lights
D.All of the above
A.wearing a life jacket
B.wearing a safety harness secured to the stage
C.wearing both a life jacket and a safety harness secured to the stage
D.the vessel is not making way
A.Coastwise Articles
B.Foreign Articles
C.Intercoastal Articles
D.no articles
A.Only the stern light of the vessel
B.One sidelight and a masthead light of the vessel
C.Only a sidelight of the vessel
D.The masthead lights of the vessel
A.positive
B.negative
C.zero
D.vertical
最新試題
A vessel is entering port “A” for the first time and has a Pilot conning the vessel. The Master is unsure that the Pilot is taking sufficient action to prevent a collision. What should the Master do? （）
A vessel showing a green light over a white light in a vertical line above the level of the sidelights is（）.
A vessel trawling will display a（）.
A vessel is “in sight” of another vessel when（）.
A vessel displaying three red lights in a vertical line is（）.
A vessel may exhibit lights other than those prescribed by the Rules as long as the additional lights（）.
A vessel towing a barge astern would show，at the stern（）.
A vessel is equipped with twin propellers，both turning outboard with the engines half ahead. If there is no wind or current and the rudders are amidships，what will happen?（）
A vessel towing astern in an operation which severely restricts the towing vessel and her tow in their ability to change course shall，when making way，exhibit（）.
A vessel is “engaged in fishing” when（）.