單項(xiàng)選擇題When amendments are made to the Shipboard Oil Pollution Emergency Plan，the revisions must be submitted to the Coast Guard（）.

A.one month before the anniversary date of the plan
B.six months before the end of the approval period
C.and cannot be implemented without approval
D.and can be implemented without immediate approval as long as final approval is received within six months of submission


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1.單項(xiàng)選擇題When a survival craft drill is held，the person in charge must insure that（）.

A.all survival craft are lowered to the water，launched，and operated for thirty minutes
B.all davits used for launching liferafts are operated
C.each emergency position indicating radio beacon is tested for thirty minutes
D.the helicopter pad landing lights are operating in a quick-flashing mode

2.單項(xiàng)選擇題What would NOT be a distress signal?（）

A.MAYDAY sent by radiotelephone
B.Continuous sounding of fog horn
C.Green star shells fired from a launcher
D.Square flag and ball in a vertical line

3.單項(xiàng)選擇題What would most likely prevent a SART’s signal from being detected?（）

A.Signal absorption by the ionosphere
B.Heavy sea swells
C.The rescue personnel were monitoring the 10-cm radar
D.The rescue personnel were monitoring the 3-cm radar

4.單項(xiàng)選擇題What is the primary purpose for Digital Selective Calling (DSC)?（）

A.DSC provides reception of weather and navigational warnings plus search and rescue information
B.DSC provides low-cost，routine communications for the vessel operator
C.DSC is to be used for transmitting and receiving distress alerts to and from other ships or coast radio stations via radio
D.This aids SAR authorities in tracking a vessel's position by satellite

5.單項(xiàng)選擇題What is the primary equipment for receiving MSI? （）

A.SART
B.EPIRB
C.NAVTEX
D.INMARSAT-B