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
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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
A.a record of all routine calls
B.a record of your transmissions only
C.the home address of the vessel's Master or owner
D.a summary of all distress calls and messages
A.need not show the lights for a vessel engaged in towing,if it is impractical to do so
B.may show the lights for a vessel not under command
C.must show a yellow light above the stern light
D.must show the lights for a vessel towing
最新試題
When should distress flares and rockets be used? ()
Which of the following statements about transmitting distress messages by radiotelephone is INCORRECT?()
When you are firing a pyrotechnic distress signal,it should be aimed at().
Which signal is detected as originating from a SART?()
When a vessel signals her distress by means of a gun or other explosive signal,the firing should be at intervals of approximately().
Distress signals may be().
Wat is NOT required in the radiotelephone log?()
Upon receipt of a distress message,a merchant vessel is bound to proceed to the scene of the distress. Under which of the following cases would this NOT be true?()
When sending a DSC call,the vessel’s().
What is the fundamental purpose for imposing radio silence? ()