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单选题
In reduced visibility，you hear two prolonged blasts of a whistle. This signal is sounded by a （）.
A
power-driven vessel dead in the water
B
sailing vessel on the port tack
C
vessel not under command
D
vessel fishing with nets
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You are on international waters during a heavy rainstorm and hear a vessel sounding a fog signal of one prolonged blast followed by two short blasts． Which of the following could it be？Ⅰ．A vessel laying submarine cable making way．Ⅱ．A pilot vessel on station at anchor．A.Ⅰ onlyB.Ⅱ onlyC.Either Ⅰ or ⅡD.Neither Ⅰ nor Ⅱ
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单选题The wind is ESE，and a sailing vessel is steering NW. Which fog signal should she sound?（）A
One blast at one-minute intervalsB
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单选题You are in restricted visibility and hear a fog signal forward of the beam. Nothing appears on your radar screen. You must（）.A
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单选题When visibility is reduced to about 5 miles, we say that visibility is（）.A
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考题
单选题If your vessel is underway in fog and you hear one prolonged and three short blasts，this is a （）.A
vessel not under commandB
sailing vesselC
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单选题If your vessel is underway in fog and you hear one prolonged and three short blasts，this indicates a（）.A
vessel not under commandB
sailing vesselC
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单选题When vessel enters thick fog, she should sound（）every two minutes in accordance with the rules.A
one short blastB
one prolonged blastC
two short blasts
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单选题When your vessel enters thick fog，she should sound（）every two minutes in accordance with these Rules.A
one short blastB
one prolonged blastC
two short blastsD
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考题
单选题When you hear three short blasts on the ships whistle and the same signal on the general alarm bells, you （）.A
are required to go to your life-raftB
are dismissed from drillsC
should point to the man overboardD
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sound two prolonged blasts of the whistleC
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单选题Your vessel is approaching a bend. You hear a prolonged blast from around the bend. You should （）.A
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单选题As per the standing orders，you should carry out all the following operations except（）upon having received words that a person has fallen overboard.A
call the Master immediatelyB
stop the enginesC
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单选题A sailing vessel is overtaking a power-driven vessel in a narrow channel，so as to pass on the power-driven vessel’s port side. The overtaken vessel will have to move to facilitate passage. The sailing vessel is the（）.A
stand-on vessel and would sound two short blastsB
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stand-on vessel and would sound no whistle signalD
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考题
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单选题You are underway in fog and you hear one prolonged blast followed by two short blasts.This is a vessel（）.A
TowingB
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单选题While underway，in fog，you hear a whistle signal of one prolonged blast followed by two short blasts. This signal is sounded by a vessel（）.A
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单选题You are Master of a towing vessel engaged in towing three barges astern.The middle barge of the tow would be required to sound which of the following during restricted visibility （）.A
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A prolonged blast followed by two short blasts at intervals never to exceed more than two minutesD
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考题
单选题A sailing vessel is overtaking a steam vessel in a fairway on International waters，so as to pass on the steam vessel’s port side． The sailing vessel is the（）.A
privileged vessel and would sound two short blastsB
burdened vessel and would sound two prolonged blasts followed by two short blastsC
burdened vessel and would sound no whistle signalD
privileged vessel and would sound no whistle signal
考题
单选题If you hear more than six short blasts and one long blast of the whistle supplemented by the same signal on the general alarm,you should（）.A
start the fire pumpB
go to your man overboard stationC
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考题
单选题You are underway in reduced visibility.You hear the fog signal of another vessel about 20° on your starboard bow.Risk of collision may exist.You should（）.A
alter course to starboard to pass around the other vesselB
reduce your speed to bare steeragewayC
slow your engines and let the other vessel pass ahead of youD
alter course to port to pass the other vessel on its portside
考题
单选题When two vessels are in sight of one another and NOT in or near an area of restricted visibility，any of the following signals may be given EXCEPT（）.A
a light signal of at least five short and rapid flashesB
one prolonged，one short，one prolonged，and one short whistle blastsC
four short whistle blastsD
two short whistle blasts
考题
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
考题
单选题You are approaching another vessel and will pass starboard to starboard without danger if no course changes are made.You should（）.A
hold course and sound a two blast whistle signalB
hold course and sound no whistle signalC
change course to the right and sound one blastD
hold course and sound two prolonged and two short blasts
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