A.By the On Scene Coordinator (OSC)
B.By the Coast Earth Station (CES) controlling the distress communications on that frequency
C.It is imposed by the Public Correspondence Station (PCS) controlling the distress communications on that frequency or channel
D.It is imposed by the High Seas Service (HSS) controlling the distress communications on that frequency or channel
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A.red flares
B.smoke signals
C.sound signals
D.Any of the above
A.are not required aboard vessels on runs of less than 30 minutes duration
B.must be Coast Guard approved and stowed in a portable，watertight container
C.must be marked with an expiration date not more than 42 months from the date of manufacture
D.All of the above
A.provide assistance as the vessel is in distress
B.stay clear as the vessel is transferring dangerous cargo
C.stay clear as the vessel is fishing
D.change course to the right as the vessel is crossing your bow
A.a green star signal
B.orange-colored smoke
C.red flares
D.the repeated raising and lowering of outstretched arms
A.International Code Signal "AA"
B.orange-colored smoke
C.red flares
D.the repeated raising and lowering of outstretched arms
最新試題
Wat is NOT required in the radiotelephone log?（）
The distress message of a ship should include considerable information which might facilitate the rescue. This information should（）.
Which signal is detected as originating from a SART?（）
Which action should you take after sending a false distress alert on VHF?（）
Which of the following statements about transmitting distress messages by radiotelephone is INCORRECT?（）
Which categories of NAVTEX messages may not be selectively rejected through receiver programming?（）
Which is a distress signal? （）
Which condition represents the appropriate time for setting off distress flares and rockets? （）
When a vessel signals her distress by means of a gun or other explosive signal，the firing should be at intervals of approximately（）.
The service life of distress signals must be not more than（）.