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单选题
A 200-meter vessel is aground in fog. Which signal is optional? ()
A
A bell signal
B
A gong signal
C
A whistle signal
D
All of the above
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单选题In a narrow channel, a signal of intent which must be answered by the other vessel, is sounded by a vessel().A
meeting another head-onB
crossing the course of anotherC
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单选题A vessel is()when she is not at anchor,made fast to the shore,or aground.A
underwayB
making wayC
dead in the waterD
a power driven vessel
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单选题A vessel is in sight of another vessel when she().A
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单选题Which statement is TRUE concerning the danger signal?().A
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vessel towing a submerged objectB
dredge underway and dredgingC
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单选题In fog you observe your radar and determine that risk of collision exists with a vessel which is 2 miles off your port bow. You should().A
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单选题If your vessel is aground at the bow,it would be preferable that any weight removals be made from the().A
bowB
mid-sectionC
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单选题A 200-meter vessel restricted in her ability to maneuver,at anchor,will sound a fog signal of().A
a 5 second ringing of a bell forward and a 5 second sounding of a gong aft at intervals of 1 minuteB
one prolonged followed by two short blasts every 2 minutesC
one prolonged followed by three short blasts every minuteD
one prolonged followed by three short blasts every 2 minutes
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单选题A 95-meter vessel aground sounds which fog signal? ()A
A rapid ringing of a bell for 5 seconds every two minutesB
A whistle signal of one short,one prolonged,and one short blastC
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ground speedB
boarding speedC
relative speedD
speed of the vessel
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A vessel which cannot avoid a close-quarters situation with a vessel forward of her beam shall reduce her speed to bare steeragewayB
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A vessel which hears a fog signal forward of the beam shall navigate with cautionD
If a vessel determines by radar that a close-quarters situation is developing,she shall take avoiding action in ample time
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