單項(xiàng)選擇題Which channel and mode should be used when initiating a distress alert transmission?（）

A.Channel 6 DSC
B.Channel 6 Radiotelephony
C.Channel 13 Radiotelephony and channel 16 DSC
D.Channel 70 DSC


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1.單項(xiàng)選擇題Which action(s) should the operator of a pedestal crane take if crane control is lost?（）

A.Let go of both control levers and return to neutral position
B.Press the emergency stop
C.Notify the mate on watch
D.All of the above

2.單項(xiàng)選擇題Which action(s) is/are included in crane operations?（）

A.Normal boom stowage and shutdown operations
B.Emergency shutdown operation
C.Removing booms from stowage
D.All of the above

3.單項(xiàng)選擇題Where must the 0mster or person in charge of a ship record the date of each test of emergency lighting and power systems and the condition and performance of the equipment?（）

A.On the Certificate of Inspection
B.On the Muster List ("Station Bill")
C.In the Operations Manual
D.In either the official or unofficial log

4.單項(xiàng)選擇題When will the float-free emergency position indicating radio beacon be activated after abandoning ship?（）

A.Immediately after floating free
B.After about one hour when the salt water activates the battery
C.Only when keyed by the radar of another vessel
D.Only when daylight activates the photovoltaic cell

5.單項(xiàng)選擇題When should the emergency position-indicating radio beacon be activated after abandoning an OSV?（）

A.Immediately
B.After one hour
C.Only when another vessel is in sight
D.Only after sunset