單項選擇題（）about 20 sq.m to be sand-blasted.

A.The rusting area
B.The rusted area
C.The corroded area
D.The corrosive area


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1.單項選擇題The purpose of the tripping line on a sea anchor is to（）.

A.Aid in casting off
B.Direct the drift of the vessel
C.Aid in its recovery
D.Maintain maximum resistance to broaching

2.單項選擇題You must ensure that lifesaving equipment is（）.

A.Locked up
B.Readily accessible for use
C.Inaccessible to passengers
D.On the topmost deck of the vessel at all times

3.單項選擇題You are operating a lift boat.When beginning to jack down you should（）.

A.Jack down one leg at a time
B.Jack up first，then down
C.Undog doors to the engine room
D.Assemble all personnel on the main deck

5.單項選擇題What is TRUE about hoisting operations（）.

A.Personnel may work beneath suspended loads，as long as they are alert and wear hard hats
B.If a suspended load with no tag begins to spin，personnel should attempt to stop the spinning if the load is within reach
C.If tag lines are used to control a suspended load，they should be secured to the deck
D.Personnel not involved in the hoisting operation should be kept clear of the transfer area

6.單項選擇題The minimum length of a boat painter for a lifeboat in ocean service is（）.

A.60 fathoms
B.the distance from the main deck to the light waterline
C.twice the distance from the main deck to the light waterline or 50 feet whichever is greater
D.two times the distance from the boat deck to the light waterline or 50 feet whichever is greater

8.單項選擇題The lifeboats on your vessel are stowed on cradles on deck and are handled by sheath-screw boom davits. Which of the following statements about launching a boat is TRUE?（）

A.The boat should be hoisted a few inches clear of the cradle before cranking out the davits
B.The inboard gripes should be cast off before the outboard gripes
C.The outboard section of the cradle must be released
D.The tricing pendants will automatically bring the boat alongside at the embarkation deck

9.單項選擇題The process of lowering a boom to a horizontal position and onto its deck support is called（）.

A.spotting a boom
B.collaring a boom
C.cradling a boom
D.toppling a boom

10.單項選擇題The usual method of arranging a line on deck so that it will run out easily without kinking or fouling is（）.

A.coiling the line
B.faking down the line
C.flemishing the line
D.racking the line