Personnel who are moving or handling material aboard ship should NOT follow which of the listed practices？
A. Signaling that all personnel are clear before lifting or lowering material
B. Examining material for sharp edges or protruding points before handling
Closing, tagging or securing valves that permit entrance of steam, water, or air into a fitting or other equipment
D. Throwing materials from high places to the deck
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STCW 78/95 Convention shall apply to seafarers _____ on board seagoing ships entitled to fly the flag of a Party.
A. served
B. serving
C. surveyed
D. surveying
An electrical device which employs a stationary armature and a rotating electromagnetic field is used aboard as a
A. magnetic amplifier
B. ship's service alternator
C. three-wire DC generator
D. saturable core reactor
While on watch in the engine room, you hear a continuous sounding of the general alarm. Which of the following actions should you take？
A. Make an entry in the official logbook
B. Open the master control valves on the fixed CO2 system
C. Start the fire pump and check discharge pressure
D. Secure auxiliary condenser overboard discharge
Modern handheld digital tachometers operated by counting light pulses returned to the unit
A. the tach generator
B. either the coupling or shaft
C. a small bulb attached to the shaft
D. a piece of reflective tape
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