單項選擇題Your ship is sinking rapidly. A container containing an inflatable liferaft has bobbed to the surface upon functioning of the hydrostatic release. Which action should you take?（）.

A.Cut the painter line so it will not pull the liferaft container down
B.Swim away from the container so you will not be in danger as it goes down
C.Take no action because the painter will cause the liferaft to inflate and open the container
D.Manually open the container and inflate the liferaft with the hand pump


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1.單項選擇題If the steersman of your lifeboat gives the command Way enough，you should（）.

A.complete the stroke，hold your oar out from the boat and level with the water
B.dip the blade of your oar into the water and leave it there
C.lift your oar to a vertical position
D.complete the stroke，raise your oar slightly，swing it forward，and place it in the boat

2.單項選擇題The signal given to commence lowering the lifeboats is（）.

A.3 short blasts of the ship's whistle
B.1 short blast of the ship's whistle
C.3 long blasts of the ship's whistle
D.1 long blast of the ship's whistle

5.單項選擇題The water pockets located on the underside of inflatable liferafts（）.

A.stow rainwater; these 4 spaces do not take up valuable space
B.act as stabilizers by filling with sea water as soon as the raft is inflated and upright
C.hold the freshwater required by regulation to be provided in the raft when packed
D.None of the above

6.單項選擇題Which of following data is NOT painted on the bow of a lifeboat?（）.

A.Number of persons allowed
B.Name of the vessel
C.Weight of the boat
D.Home port

7.單項選擇題Most lifeboats are equipped with（）.

A.unbalanced rudders
B.balanced rudders
C.contraguide rudders
D.straight rudders

8.單項選擇題In launching a lifeboat，when should the tricing pendants be released?（）.

A.Before the boat is lowered from the stowage position
B.As soon as the boat-fall blocks clear the davit head
C.After the limit switch is activated
D.After all people have been embarked

9.單項選擇題How should the lifeboat sea painter be rigged?（）

A.Spliced into the ring on the stem post
B.Secured to the inboard side of a forward thwart and led inboard of the falls
C.Secured by a toggle to the stem post and led outboard of the falls
D.Secured by a toggle around the outboard side of a forward thwart

10.單項選擇題Which operation should be done when launching an inflatable liferaft by hand?（）

A.Open the liferaft casing
B.Turn the valve on the CO2 cylinder to start inflation
C.Make sure the operating cord is secured to the vessel before throwing it over the side
D.After inflation，detach operating cord from liferaft