To prevent the spread of fire by convection you should _____.

A:remove combustibiles from direct exposure B:cool the bulkhead around the fire C:close all openings to the area D:shut off electrical power

The heat generated by a fire will be transferred through a bulkhead or dock, as a result of _____.

A:conduction B:radiation C:convection D:advection

Combustible material stored in a compartment adjacent to a compartment where there is a fire may be ignitedThis ignition can occur by _____.

A:heat convection through the adjacent bulkheads B:combustion gases carried through the ventilation system C:direct convection of the heat emitted by the adjacent fire D:heat radiated from the dock or bulkhead by the adjacent fire

After a fire has been extinguished in a closed space, personnel may safely enter the space when _____.

A:smoke density has been decreased sufficiently to see the bulkhead opposite thecompartment s entrance B:a lifeline and explosion proof flash light are used C:all smoke and toxic fumes are removed and an adequate oxygen supply is present D:overhaul has been completed to remove any possible source of re-ignition

Your ship has run aground and it is necessary to determine whether or not a compartment has floodedTherefore, you should _____.

A:open the watertight door and take a quick look B:open the hatch dogs on the side away from the hinges C:tap the bulkhead with a hammer to check for a water level D:feel the bulkhead to see if it is hot

"It is implied in the passage that ______ will inevitably, lead to the sinking of the ship．

A:the double bottom structures is subjected to the cargo loading only B:water enters a loaded hold C:bulkhead fails when there is no water in the hold D:the loss of the hull girder flange()or more than one hold are flooded"

Watertight compartments are separated by _____.

A:Longitudinal bulkhead B:Tween decks C:Dunnages D:Decks and bulkheads"

A heated bulkhead has the effect on a hygroscopic commodity of ______．

A:causing moisture to accumulate against the bulkhead B:lowering the vapor pressure of the commodity C:lowering the dew point of the air D:raising the vapor pressure of the commodity"

Regulations define the bulkhead deck as ______． （subdivision and stability regulations ）

A:any deck extending from stem to stern B:the uppermost deck to which transverse watertight bulkheads extend C:the lowermost deck to which transverse watertight bulkheads extend D:the uppermost complete deck"

Strongbacks unshipped in an intermediate deck shall not be placed closer than 124 cm from ______．

A:the coaming B:hatch way C:fore bulkhead D:aft bulkhead"