Practice Test Geeks(AB) Able Seaman Exam Practice Test
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Deck General and Safety Flashcards

7 cards from real AB practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

Read the first 7 Deck General and Safety flashcards as text

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

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

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

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

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

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

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

    Answer: CO2 or dry chemical (BC or ABC rated)

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

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

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

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

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

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

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

  6. How is the 'metacentric height' (GM) of a vessel related to its stability?

    Answer: A larger GM indicates a stiffer, more stable vessel with a faster rolling period

    A large positive GM produces a stiff vessel that rolls quickly and sharply, while a small positive GM produces a tender vessel with a slow, gentle roll.

  7. What signal is displayed by a vessel that is Not Under Command (NUC)?

    Answer: Two all-round red lights in a vertical line

    A NUC vessel displays two all-round red lights in a vertical line where they can best be seen, and no sidelights or sternlight when not making way.