單項選擇題

If you hear the firing of a gun at one minute intervals from another vessel，this indicates that（）.

A.the gun is being used to sound passing signals
B.the vessel is in distress
C.all vessels are to clear the area
D.all is clear and it is safe to pass

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單項選擇題

If you are transmitting a distress message by radiotelephone you should（）.

A.use English language
B.always use the International Code
C.preface it by the word interco
D.follow the transmission with the radio alarm signal

單項選擇題

If you are on the beach and are signaling to a small boat in distress that your present location is dangerous and they should land to the left，you would（）.

A.fire a green star to the left
B.send the letter K by light and point to the left
C.place an orange signal to your left as you signal with a white light
D.send the code signal S followed by L

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If you hear the firing of a gun at one minute intervals from another vessel，this indicates that（）.

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If you are transmitting a distress message by radiotelephone you should（）.

If you are on the beach and are signaling to a small boat in distress that your present location is dangerous and they should land to the left，you would（）.

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If you hear the firing of a gun at one minute intervals from another vessel，this indicates that（）.

If you are on the beach and are signaling to a small boat in distress that your present location is dangerous and they should land to the left，you would（）.