Which statement is TRUE concerning protection of double bottom tanks against excessive pressure?A.Each vent for the tank must be equal to the area of the tank filling lineB.The tanks must be protected by overflowsC.The total area of the vents or the overf

a service tank

a settling tank

an expansion tank

a double bottom tank

Jettison any off-center topside weights to lower GM and correct the list

Pump out any slack after double-bottom tanks to reduce free surface and increase freeboard aft

Pump out the after peak and fill the forepeak to change the trim

Press up any slack double-bottom tanks forward of the tipping center，then fill the forepeak if empty

a service tank

a collecting tank

a sump

a settling tank

You must ventilate constantly and vigorously to combat ship sweat A.Press up the slack No.1 starboard double bottom tank

You should ventilate; there is little danger of ship sweat, but a possibility of cargo sweat

There is danger of heavy cargo sweat if you ventilate

There is little danger of any sweat problem

Do not exceed rated load capacity of crane and container spreader or slings

During any cargo handling operation，the safety of personnel is paramount

Cargo handlers must be outfitted with adequate protection from personal injury

All the above

The Chief Mate and Master of a container ship should have the proposed stowage plan ready for the stevedore upon arrival in port

When stowed on deck of a break bulk ship，the bottom of the container must be evenly supported throughout

With tiered containers，a 40-foot container may be stowed on top of two 20-foot containers

Deck load calculations must take into account the square footage of the entire container bottom

Entries relating to pre-voyage，pre-departure and daily tests are required

Both A and C

All distress，urgent and safety communications must be logged

Routine daily MF-HF and INMARSAT-C transmissions do not have to be logged

setting tanks

service tanks

tanks

drain tanks

Each vent for the tank must be equal to the area of the tank filling line

The tanks must be protected by overflows

The total area of the vents or the overflow shall be at least equal to the area of the fill line

There must be twice as much vent area as the area of the fill line

double bottoms

cofferdam

navigating bridge

superstructure

ballast deep tanks if they are slack

transfer ballast athwarships

pump out double bottoms

fill double bottom from deep tanks

The cargo will spontaneously ignite if released to the atmosphere

You must operate this barge as a lead barge

The barge should be spotted as far away from the towboat as possible

The barge must be in a protected position within the tow

The Cisco Self-Defending Network defines the physical position of the firewall to protect against internal and external attacks

The Cisco Self-Defending Network Provides static filtering against known and unknown internal and external attacks

The Cisco Self-defending Network Provides dynamic protection against known and unknown internal and external attacks

The Cisco Self-defending Network Provides the Elements to install the antivirus software on the End-User Workstation

Sweat damage in containers is unusual due to the small enclosed volume of air

In general，containerized hygroscopic cargoes are the only ones subject to sweat damage

Containers should be ventilated，dehumidified，or the contents physically protected against sweat damage

Sweat damage is not a problem except in insulated and refrigerated containers

It is a sailing maneuver which brings the vessel's head through the wind

It connects the boom to the mast and allows the boom to swing freely

It is a sailing condition where there is a loss of air flow over the sails

None of the above

Bitumen is used in bilges and peak tanks.

Paint is used in bilges and peak tanks.

Bitumen is used in bilges and double bottom tanks

. Varnish is used in bilges and peak tanks.

They must be released by freeing a safety shackle

They should not be released until the boat is in lowering position

They may be adjusted by a turnbuckle

They are normally used only with radial davits

The light comes on at sunset

There is an emergency light if the main light is extinguished

The height of the light is 24 feet

The tower is painted with black and white stripes

All engines，motors，fans，etc. should be shut down when fueling

All windows，doors，hatches，etc. should be closed

A fire extinguisher should be kept nearby

Fuel tanks should be topped off with no room for expansion