Common weight systems include:
A. Weight belts.
B. BCs with integrated weight systems.
C. Cylinders with weights permanently affixed to the boot.
D. Both the first and second answers are correct.
- Correct Answer - D. Both the first and second answers are
correct.
A regulator system may include:
A. A first stage and primary second stage.
B. An alternate air source second stage (or a connection to an
alternate air source inflator on the BC).
C. A submersible pressure gauge (SPG), which is usually part of
an instrument console.
D. All of the above.
- Correct Answer - D. All of the above.
,Some alternate air sources are combined with a _________ , to
reduce the number of hoses connected to the first stage regulator.
A. Tire inflator
B. BC power inflator
C. Snorkel
D. Submersible pressure gauge
- Correct Answer - B. BC power inflator
Scuba cylinders must periodically undergo:
A. Hydrostatic testing.
B. Anticorrosive recoating.
C. Visual inspections.
D. Both the first and third answers are correct.
- Correct Answer - D. Both the first and third answers are correct.
Among the reasons divers prefer computers over dive tables:
A. Computers account for the multilevel nature of most dives and,
therefore, allow longer no decompression limits.
B. Computers are generally more convenient to use than dive
tables.
C. Computers provide among the best possible means of keeping
ascent rates under control.
D. All of the above.
, - Correct Answer - D. All of the above.
A dive knife or cutting tool can be used to:
A. Fend off dangerous aquatic life.
B. Help free an entangled diver.
C. Signal others under water by using it to bang on a cylinder.
D. Both the second and third answers are correct.
- Correct Answer - D. Both the second and third answers are
correct.
If possible, before attaching your BC to your scuba cylinder, you
should:
A. Inflate it completely.
B. Soak the cam band (tank band) in water.
C. Attach the regulator to the cylinder first.
D. Connect the BC low pressure inflator hose to the BC.
- Correct Answer - B. Soak the cam band (tank band) in water.
What piece of equipment should never be allowed to dangle
freely?
A. Alternate-air-source second stage.
B. BC power inflator.
C. Submersible pressure gauge or instrument console.
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