單項(xiàng)選擇題A ship station on receiving a shore-to-ship distress alert should（）.

A.keep silence
B.interfere with such communication
C.establish communication as directed and render such assistance as is required and appropriate
D.refuse communication as directed and render such assistance as it required and appropriate


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1.單項(xiàng)選擇題Ship-to-ship distress alerting should be conducted by（）.

A.INMARSAT SES
B.VHF/DSC or MF/DSC
C.SART and VHF/DSC
D.satellite EPIRB and VHF/DSC

2.單項(xiàng)選擇題On receipt of a distress alert, the SAR units ashore and at sea will（）soonest.

A.coordinate in rescue operation
B.send rescue vessels
C.reach the area at once
D.conduct a sector search

3.單項(xiàng)選擇題Any ship fitted with SES can（）and（）through the satellite system when sending a distress alert.

A.enter the system/ contact an RCC
B.access to INMARSAT/establish contact with a CES
C.have absolutely priority to enter the system/make contact with a CES
D.enter the system gradually/wait for rescue

5.單項(xiàng)選擇題The GMDSS must combine all various subsystems, because（）.

A.they all have different limitations with respect to coverage
B.they all have different limitations in the technology they use
C.different systems apply to different ships
D.all of above