NAUI Open Water eLearning Exam Prep
(New 2024/ 2025 Update) Questions and
Verified Answers| 100% Correct| A Grade
QUESTION
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
QUESTION
it is advisable that a sport/recreational diver
Answer:
avoid decompression dives
QUESTION
If you are diving wearing an exposure suit, you should _____ to safely control buoyancy as you
descend.
Answer:
add air to your buoyancy device
QUESTION
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
,QUESTION
When buying or renting equipment for diving, the most important consideration is:
Answer:
its fit on your body
QUESTION
sea water weighs _______ kg per liter or ______ pounds per cubic foot
Answer:
1..0
QUESTION
it is recommended that a dive team diving from an anchored boat begin their dive
Answer:
against the prevailing current
QUESTION
For optimum no-decompression bottom times, plan repetitive dives so that each successive dive
is to _________ depth.
Answer:
a shallower
QUESTION
To prevent air embolism, a diver should:
Answer:
Breathe normally at all times during ascent and never hold his/her breath
, QUESTION
____________ is a world wide emergency network of hyperbaric chambers and diving
physicians
Answer:
Divers Alert Network (DAN)
QUESTION
A diver experiencing panic should:
Answer:
stop, rest and breathe slowly and deeply until you recover
QUESTION
when rinsing a regulator it is best to
Answer:
Leave the regulator attached to the tank or have the dust cap in place
QUESTION
a depth that is equivalent to one atmosphere in the ocean is equal to _______ in sea water and
______ in fresh water
Answer:
10m (33 feet) ; 10.4m (34 feet)
QUESTION
A diver with blood and mucous in his/her mask upon surfacing will most likely have
(New 2024/ 2025 Update) Questions and
Verified Answers| 100% Correct| A Grade
QUESTION
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
QUESTION
it is advisable that a sport/recreational diver
Answer:
avoid decompression dives
QUESTION
If you are diving wearing an exposure suit, you should _____ to safely control buoyancy as you
descend.
Answer:
add air to your buoyancy device
QUESTION
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
,QUESTION
When buying or renting equipment for diving, the most important consideration is:
Answer:
its fit on your body
QUESTION
sea water weighs _______ kg per liter or ______ pounds per cubic foot
Answer:
1..0
QUESTION
it is recommended that a dive team diving from an anchored boat begin their dive
Answer:
against the prevailing current
QUESTION
For optimum no-decompression bottom times, plan repetitive dives so that each successive dive
is to _________ depth.
Answer:
a shallower
QUESTION
To prevent air embolism, a diver should:
Answer:
Breathe normally at all times during ascent and never hold his/her breath
, QUESTION
____________ is a world wide emergency network of hyperbaric chambers and diving
physicians
Answer:
Divers Alert Network (DAN)
QUESTION
A diver experiencing panic should:
Answer:
stop, rest and breathe slowly and deeply until you recover
QUESTION
when rinsing a regulator it is best to
Answer:
Leave the regulator attached to the tank or have the dust cap in place
QUESTION
a depth that is equivalent to one atmosphere in the ocean is equal to _______ in sea water and
______ in fresh water
Answer:
10m (33 feet) ; 10.4m (34 feet)
QUESTION
A diver with blood and mucous in his/her mask upon surfacing will most likely have
