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单选题
A sound signal of seven short blasts and one long blast given with the vessel’s sound system is（）.
A
Safety alarm
B
Distress alarm
C
Fire drill alarm
D
General emergency alarm
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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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单选题While working in the engine room, you hear seven short blasts followed by one long blast on the ships whistle, supplemented by the same signal on the general alarm bellsYou should （）.A
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more than 6 short blasts and 1 long blast on the whistle，and the same signal on the general alarmB
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单选题Which of the following represents the emergency signal for fire aboard ship?（）A
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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
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one prolonged followed by three short blasts every minuteD
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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
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单选题The abandon ship signal sounded by the vessels whistle is （）.A
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单选题（）, which consisted of seven short blasts and one prolonged blast, all passengers have to go to their assembly station.A
When the distress alert is soundedB
When the emergency equipment is switching onC
When the general emergency alarm is soundedD
When the distress broadcast is sounded
考题
单选题A sound signal of seven short blasts and one long blast given with the vessel’s sound system is（）.A
Safety alarmB
Distress alarmC
Fire drill alarmD
General emergency alarm
考题
单选题A fog signal consisting of one prolonged blast followed by four short blasts would indicate thepresence of a（）.A
vessel being towedB
fishing vessel engaged in trawlingC
vessel at anchor warning of her locationD
power-driven pilot vessel on station underway
考题
单选题A vessel sounding a fog signal of one short，one prolonged，and one short blast is indicating that the vessel is（）.A
fishingB
in distressC
at anchorD
not under command
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单选题A whistle signal of one prolonged，one short，one prolonged and one short blast，is sounded by a vessel（）.A
at anchorB
towing a submerged objectC
being overtaken in a narrow channelD
in distress
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单选题The signal given to commence lowering the lifeboats is（）.A
3 short blasts of the ship's whistleB
1 short blast of the ship's whistleC
3 long blasts of the ship's whistleD
1 long blast of the ship's whistle
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