AB Deck General and Safety 3

Question 1

When using a ring life buoy to rescue a person in the water, what is the correct technique?

Accepted Answer

Throw it just upwind or upcurrent of the person so it drifts to them

Answer

The ring buoy should be thrown just upwind or upcurrent of the victim so it drifts toward them without striking them.

Question 2

What is the correct meaning of 'deadweight tonnage' (DWT)?

Accepted Answer

The total weight a vessel can carry including cargo, fuel, water, and stores

Answer

Deadweight tonnage is the total weight in metric tons that a vessel can carry, including cargo, fuel, ballast, fresh water, stores, and crew.

Question 3

Which type of fire extinguisher is MOST appropriate for a Class B fire involving flammable liquids?

Accepted Answer

CO2 or dry chemical (BC or ABC rated)

Answer

CO2 and dry chemical extinguishers rated for Class B fires are effective on flammable liquid fires such as fuel or oil.

Question 4

What is the purpose of the International Safety Management (ISM) Code?

Accepted Answer

To provide an international standard for safe ship management and pollution prevention

Answer

The ISM Code establishes an international standard for the safe management and operation of ships and pollution prevention.

Question 5

A vessel is described as being 'in extremis.' What does this mean?

Accepted Answer

The vessel is in a situation where a collision is imminent and normal rules may be disregarded to avoid it

Answer

In extremis describes a situation so close to collision that both vessels must take immediate action regardless of normal give-way/stand-on rules.

(AB) Able Seaman Exam Practice Test