A.cross connection line between two main fire lines
B.special wrench for the couplings in a fire hose line
C.tackle rigged to support a fire hose
D.none of the above
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A.is used in running rigging
B.doubles the size of the line
C.is only used on fiber rope
D.is very weak
A.longshore hook
B.margin hook
C.marginal hook
D.pelican hook
A.fire pumps
B.fire mains
C.hydrants and hoses
D.closing appliances which are kept permanently closed at sea
A.a curve of minimum operational metacentric height（GM）versus draught
B.instructions concerning the operation of cross-flooding arrangements
C.the signals or lights being exhibited or sounded
D.all other data and aids which might be necessary to maintain stability after damage
A.Certificate of Inspection
B.American Bureau of Shipping Classification Certificate
C.International Convention for the Safety of Life at Sea Certificate
D.Certificate of Registry
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In a married falls rig at the after end of a hatch，a boom is rigged in a fore and aft line through its heel.Stresses on the outboard guy will be LEAST if the guy is made fast at a point（）.
As you hold a piece of manila line vertically in front of you，the strands run from the lower left to the upper right.Which type of line is this（）.
When paying out nylon line from around the bitts（）.
The maximum number of passengers a Vessel may carry（）.
The best method of protecting that portion of a fiber anchor line nearest the anchor from chafing on the bottom is by（）.
When rigging a stage，the standing part should be fastened to the horns of a stage with which of the following hitches（）.
Flanking rudders effect a vessel’s heading because of the（）.
What is an advantage of having wire rope with a fiber core over that of a wire rope of the same size with a wire core（）.
The Vessel is a（）bulk carrier which is permitted to carry grain in bulk without requiring any fittings under the Rules of the 1974 International Safety of Life at Sea Convention.
The ladder shall（）.