In reduced visibility,you hear two prolonged blasts of a whi

题目
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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第1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 immediately

B.stop the engines

C.sound the “Man Overboard” signal of 3 prolonged blasts on the whistle and 3 prolonged blasts on the general alarm

D.prepare,as many as possible,rescue facilities,including warm clothes


正确答案:D

第2题:

Second Officer, give one ()(长声).

  • A、blast
  • B、short blast
  • C、prolonged blast
  • D、prolonged blasts

正确答案:C

第3题:

18. When you hear two shouts or whistles,you know that people will come to help you.


正确答案:
18.T【解析】根据第四段“When people hear you,they will give two shouts or two w}ustles. When a signal is given twice,it is an answer to a call for help"可知此题正确。

第4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 command

B

sailing vessel

C

vessel being towed (manned)

D

vessel being towed (unmanned)


正确答案: C
解析: 暂无解析

第5题:

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

stop your engines

B

sound two prolonged blasts of the whistle

C

sound the danger signal

D

slow to bare steerageway


正确答案: C
解析: 暂无解析

第6题:

If you do NOT understand the course or intention of an approaching vessel you should sound ___________.

A.one short blast

B.one prolonged blast

C.not less than five short blasts

D.not less than five prolonged blasts


正确答案:C
如果你不了解它船的航向操作信息,你将鸣放至少五短声。

第7题:

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 intervals

B

One blast at two-minute intervals

C

Two blasts at one-minute intervals

D

One prolonged and two short blasts at two-minute intervals


正确答案: B
解析: 暂无解析

第8题:

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 only

B.Ⅱ only

C.Either Ⅰ or Ⅱ

D.Neither Ⅰ nor Ⅱ


正确答案:A

第9题:

单选题
When visibility is reduced to about 5 miles, we say that visibility is().
A

very good

B

good

C

poor

D

moderate


正确答案: A
解析: 暂无解析

第10题:

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 command

B

sailing vessel

C

vessel in distress

D

vessel being towed


正确答案: D
解析: 暂无解析

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