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NAUI Exam Questions and Answers
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NAUI Exam Questions and Answers
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NAUI Exam Questions and AnswersWhich of the following is an essential feature to consider when selecting a diving mask?
a) Purge valve.
b) High internal volume.
c) Tempered or safety glass.
d) Metal frame. - Answer -c
Snorkels over 15 inches (38 centimeters) in length are not recommended primarily
because:
a) They have too much dead air space.
b) They are likely to become tangled.
c) They are not economical to manufacture.
d) They are top-heavy and difficult to use. - Answer -a
When buying or renting equipment for diving, the most important consideration is:
a) Its cost.
b) Its fit on your body.
c) How recently it was developed.
d) Its durability. - Answer -b
Three features that are common to all buoyancy control devices are:
a) An integrated weight system, bright color, inflation/deflation hose.
b) An overpressure relief valve, CO2 inflation cartridge, alternate air source.
c) An alternate air source, low pressure inflator, overpressure relief valve.
d) An overpressure relief valve, inflation/deflation hose, low pressure inflator hose. -
Answer -d
Three types of alternate air sources that are in common use today are:
a) Full face masks, completely redundant systems, octopus rigs.
b) Octopus rigs, completely redundant systems, an integrated regulator into the BCD
inflation/deflation hose.
c) Titanium cylinders, full face masks, octopus rigs.
d) Integrated regulator into the BCD inflation/deflation hose, octopus rigs, technical rigs.
- Answer -b
According to the United States Department of Transportation regulations, scuba tanks
must be hydrostatically tested every:
a) 1 year.
b) 3 years.
, c) 5 years.
d) 10 years. - Answer -c
The primary purpose of the exposure suit is to:
a) Preserve body heat during dives.
b) Look good while diving.
c) Provide buoyancy during dives.
d) Prevent scrapes and cuts during dives. - Answer -a
At a minimum, while diving most dive computers display:
a) Minimum depth, actual bottom time, water temperature.
b) Maximum depth, current depth, actual bottom time, remaining allowable bottom
time.
c) Maximum depth, remaining allowable bottom time, air temperature.
d) Minimum depth, current depth, unavailable bottom time. - Answer -b
You should have your regulator serviced by a certified repair technician
a) once every five years
b) at least once per year
c) once, immediately after you buy it
d) once every ten years - Answer -b
Two types of materials that scuba tanks are made from are steel and _________.
a) aluminum
b) titanium
c) stainless steel
d) graphite - Answer -a
The _________ line is the direction of travel line on the compass.
a) index/tick mark
b) lubber
c) degree
d) descent - Answer -b
The dive knife is used primarily as a _________ for digging, cutting, pounding and
prying.
a) weapon b) file
c) tool
d) measure - Answer -c
Atmospheric pressure at sea level is:
a) 29.4 pounds per square inch/ 2.0 atmospheres absolute (2.03 bar).
b) 14.7 pounds per square inch/1.0 atmosphere absolute (1.01 bar).
c) 44.1 pounds per square inch/ 3.0 atmospheres absolute (3.04 bar).
d) 58.8 pounds per square inch/ 4.0 atmospheres absolute (4.05 bar). - Answer -b
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