单选题A “Mediterranean moor” should be used when（）.A when anchoring in the MediterraneanB when docking stern to a berthC when docking bow to a berthD when anchoring in a strong current

In the event of fire in a machinery space，______.

A.the fixed carbon dioxide system should be used only when all other means of extinguishment have failed

B.the fixed carbon dioxide system should be used immediately，as it is the most efficient means of extinguishment

C.water in any form should not be used as it will spread the fire

D.the space should be opened 5 minutes after flooding CO2 to prevent injury to personnel

Which statement concerning the lashings of containers with solid bar or wire rope lashings is TRUE ________．

A.Stack weights should be less when using a solid bar lashing as compared to a wire lashing

B.Stack heights may be increased when using a solid bar lashing

C.Stack heights should be reduced when using a solid bar lashing

D.Solid bars should be used for lashing the first tier only，with wire lashings on the higher tier（s）

The anchor chain should be kept moderately taut during a Mediterranean moor to ______.

A.facilitate speed of recovery during the weighting process

B.indicate the anchor’s location to passing or mooring ships

C.prevent damage to the stern in the event of a headwind

D.provide a steady platform for the gangway between the fantail and pier

When collecting condensation for drinking water，______．

A.A sponge used to mop up and store condensation must be kept salt free

B.Only condensation on the bottom of the canopy should be collected

C.It should be strained through a finely woven cloth

D.Chlorine tablets should be used to make it drinkable

Coast Guard approved buoyant work vests ______．

A.may be substituted for 10 percent of the required life preservers

B.should be stowed adjacent to lifeboats and emergency stations

C.may be used by boat crews and line handlers during lifeboat drills

D.should be used when carrying out duties near a weather deck's edge

When relieving the helm，the new helmsman should know the ______．

A.Course per magnetic steering compass

B.Gyro error

C.Variation

D.Maximum rudder angle previously used

A. AH

B. MD5

C. PSK

D. ESP