单选题Fire and boat drills are carried out （）.A periodicallyB quarterlyC monthlyD yearly

The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the

A.Navigation Log Book

B.Engine Room Log Book

C.Oil Record Book

D.Muster List

______ of the following statements is INCORRECT regarding a fire and boat drill on board your cargo vessel.

A.At least one fire and boat drill shall be held within 24 hours of leaving a port where more than 25 percent of the crew has been replaced

B.The Master is responsible in seeing that each lifeboat is lowered to the water at least once in each 6 months．

C.Lifeboat equipment shall be examined at least once each month to insure that it is complete

D.An entry shall be made in the vessel's Official Logbook relative to each fire and boat drill

A、carries out

B、carried out

C、was carried out

D、has carried out

All portable fire extinguishers must be capable of being ______.

A.carried by hand to a fire

B.carried or rolled to a fire

C.recharged in the field

D.used on class “B” fire

Preventive maintenance______.

A.should not be carried out during the watches

B.can only be carried out in port

C.is a kind of maintenances carried out prior to the occurrence

D.is a kind of maintenances carried out after the occurrence

Fire protection regulations for towing vessels require that drills be conducted on board the vessel as if there were an actual emergency．Drills include all of the following，EXCEPT ______．

A.testing all alarm and detection systems

B.breaking out and using the vessel's emergency equipment

C.participation by selected crew members

D.one person putting on protective clothing，if the vessel is so equipped

Ordnance exercise is______．

A.Naval firing practice

B.Fire drills

C.Crew drills

D.Survival drills