單項選擇題The life jackets on all vessels shall be().

A.inspected weekly
B.worn at all times
C.readily available
D.tested yearly


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1.單項選擇題The last shot of an anchor cable is usually painted().

A.white
B.international orange
C.yellow
D.red

2.單項選擇題Safety shackles are fitted with().

A.a threaded bolt
B.a round pin,with a cotter pin
C.a threaded bolt,locknuts,and cotter pins
D.round pins and locknuts

3.單項選擇題Required lifesaving equipment on existing vessels may becontinued in use on the vessel if().

A.kept on board no more than 2 years
B.inspected and serviced every 6 months
C.destroyed if more than 5 years old
D.maintained in good and serviceable condition

4.單項選擇題Lines passed around the falls to hold the boat while passengers are boarding are().

A.life lines
B.frapping lines
C.tricing lines
D.tripping lines

5.單項選擇題Life preservers should be stowed in().

A.the forepeak
B.messrooms
C.convenient protected topside locations
D.locked watertight containers