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NAUI OPEN WATER ELEARNING SCUBA DIVER
CERTIFICATION EXAM 2024-2025 ACTUAL EXAM 100
QUESTIONS AND CORRECT DETAILED ANSWERS
WITH (VERIFIED ANSWERS) |ALREADY GRADED A+
Which of the following physical factors can make you incapable
of sustaining the efforts sometimes demanded when
participating in recreational diving - ANSWER- all of the
above/following; inadequate sleep, a recent head cold and recent
ingestion of drugs (medicine, alcohol, narcotics)
Physical fitness is an important consideration for scuba divers
because it helps to prevent diving accidents due to - ANSWER-
exhaustion
which is the most effective way to descend while maintaining
orientation and attempting equalization of the ears - ANSWER-
feet first
you should have your regulator serviced by a certified repair
technician - ANSWER- as recommended by the manufacturer
A symptom of carbon monoxide poisoning is often: -
ANSWER- headache
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Two methods of measuring air pressure are BAR or: -
ANSWER- pounds per square inch
According to NAUI, a repetitive dive is defined as more than
one dive within a period of _________ hours. - ANSWER- 24
the absolute pressure in the ocean at 16 meters (35 feet) is -
ANSWER- 2.6 atmospheres absolute
Atmospheric pressure at sea level is: - ANSWER- 1.0 bar / 14.7
pounds per square inch/ 1.0 atmosphere absolute
To relieve a cramp in the calf: - ANSWER- Bend the toe of the
fin toward the knee to stretch the muscle
two types of materials that scuba tanks are made from are steel
and ________________ - ANSWER- aluminum
it is recommended that a dive team from an anchored boat have -
ANSWER- a trail line 30 meters long with a buoy at the end
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it is advisable that a sport/recreational diver - ANSWER- avoid
decompression dives
If you are diving wearing an exposure suit, you should _____ to
safely control buoyancy as you descend. - ANSWER- add air to
your buoyancy device
If your dive buddy complains to you about having aching pain in
his/her shoulder one hour after the dive, you might suspect: -
ANSWER- decompression sickness
When buying or renting equipment for diving, the most
important consideration is: - ANSWER- its fit on your body
sea water weighs _______ kg per liter or ______ pounds per
cubic foot - ANSWER- 1..0
it is recommended that a dive team diving from an anchored
boat begin their dive - ANSWER- against the prevailing current
For optimum no-decompression bottom times, plan repetitive
dives so that each successive dive is to _________ depth. -
ANSWER- a shallower
NAUI OPEN WATER ELEARNING SCUBA DIVER
CERTIFICATION EXAM 2024-2025 ACTUAL EXAM 100
QUESTIONS AND CORRECT DETAILED ANSWERS
WITH (VERIFIED ANSWERS) |ALREADY GRADED A+
Which of the following physical factors can make you incapable
of sustaining the efforts sometimes demanded when
participating in recreational diving - ANSWER- all of the
above/following; inadequate sleep, a recent head cold and recent
ingestion of drugs (medicine, alcohol, narcotics)
Physical fitness is an important consideration for scuba divers
because it helps to prevent diving accidents due to - ANSWER-
exhaustion
which is the most effective way to descend while maintaining
orientation and attempting equalization of the ears - ANSWER-
feet first
you should have your regulator serviced by a certified repair
technician - ANSWER- as recommended by the manufacturer
A symptom of carbon monoxide poisoning is often: -
ANSWER- headache
,2|Page
Two methods of measuring air pressure are BAR or: -
ANSWER- pounds per square inch
According to NAUI, a repetitive dive is defined as more than
one dive within a period of _________ hours. - ANSWER- 24
the absolute pressure in the ocean at 16 meters (35 feet) is -
ANSWER- 2.6 atmospheres absolute
Atmospheric pressure at sea level is: - ANSWER- 1.0 bar / 14.7
pounds per square inch/ 1.0 atmosphere absolute
To relieve a cramp in the calf: - ANSWER- Bend the toe of the
fin toward the knee to stretch the muscle
two types of materials that scuba tanks are made from are steel
and ________________ - ANSWER- aluminum
it is recommended that a dive team from an anchored boat have -
ANSWER- a trail line 30 meters long with a buoy at the end
, 3|Page
it is advisable that a sport/recreational diver - ANSWER- avoid
decompression dives
If you are diving wearing an exposure suit, you should _____ to
safely control buoyancy as you descend. - ANSWER- add air to
your buoyancy device
If your dive buddy complains to you about having aching pain in
his/her shoulder one hour after the dive, you might suspect: -
ANSWER- decompression sickness
When buying or renting equipment for diving, the most
important consideration is: - ANSWER- its fit on your body
sea water weighs _______ kg per liter or ______ pounds per
cubic foot - ANSWER- 1..0
it is recommended that a dive team diving from an anchored
boat begin their dive - ANSWER- against the prevailing current
For optimum no-decompression bottom times, plan repetitive
dives so that each successive dive is to _________ depth. -
ANSWER- a shallower
