單項選擇題A sea anchor is().

A.a heavy anchor with an extra long line used to anchor in deep water
B.a cone shaped bag used to slow down the wind drift effect
C.a padeye to which the sea painter is made fast
D.made of wood if it is of an approved type


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1.單項選擇題A safety shackle is identified by its().

A.shape
B.pin
C.certification stamp
D.color code

2.單項選擇題A rope ladder with wooden rungs is a().

A.drop ladder
B.life ladder
C.Jacob's ladder
D.jury ladder

3.單項選擇題A new liferaft has been installed on your vessel. The operating cord should be().

A.attached to the raft stowage cradle or to a secure object nearby with a weak link
B.checked to see that it's unattached
C.coiled neatly on the raft container
D.faked on deck and lead through a chock

4.單項選擇題A long splice in a line().

A.is used in running rigging
B.doubles the size of the line
C.is only used on fiber rope
D.is very weak

5.單項選擇題A hook that will release quickly is a().

A.longshore hook
B.margin hook
C.marginal hook
D.pelican hook