PADI Open Water Diver Section 4 Exam Questions And
Answers Verified 100% Correct
I have made a dive then stayed on the surface for a while. After this surface interval my
pressure group is K. What is the maximum amount of bottom time available when doing
a repetitive dive to 17 metres/56 feet? - ANSWER 26 minutes
The RDP Table and eRDPML allow me to see the relationship between - ANSWER
depth and no stop time
I dive to a depth of 11 metres/39 feet and stay for 46 minutes. What would my pressure
group (PG) be at the end of the dive? - ANSWER K
To reduce the risk of decompression sickness (DCS) I should - ANSWER make a
safety stop at 5 metres/15 feet at the end of each dive.
For a given depth, the no stop time is shorter on a repetitive dive than on the first dive. -
ANSWER True
Besides being required for diver training, my log book is something that - ANSWER
gives me a record of my dive experience.
Diving with enriched air requires special training and procedures. Using enriched air
without proper training and procedures can cause - ANSWER oxygen toxicity
(poisoning)
Decompression sickness (DCS) is a condition that can be life-threatening. What in the
bloodstream and tissues causes this condition? - ANSWER Nitrogen bubbles
Pain, weakness, tingling, numbness and not being able to move my arms or legs are
common signs and symptoms of - ANSWER Decompression sickness (DCS)
When diving with a computer - ANSWER each buddy should have a computer
I should not turn off a dive computer between dives, because - ANSWER the computer
will lose all memory of residual nitrogen
The first step in setting up and using my dive computer is - ANSWER reading the
manufacturer's instructions
When diving with a computer, - ANSWER each diver should have a computer
Answers Verified 100% Correct
I have made a dive then stayed on the surface for a while. After this surface interval my
pressure group is K. What is the maximum amount of bottom time available when doing
a repetitive dive to 17 metres/56 feet? - ANSWER 26 minutes
The RDP Table and eRDPML allow me to see the relationship between - ANSWER
depth and no stop time
I dive to a depth of 11 metres/39 feet and stay for 46 minutes. What would my pressure
group (PG) be at the end of the dive? - ANSWER K
To reduce the risk of decompression sickness (DCS) I should - ANSWER make a
safety stop at 5 metres/15 feet at the end of each dive.
For a given depth, the no stop time is shorter on a repetitive dive than on the first dive. -
ANSWER True
Besides being required for diver training, my log book is something that - ANSWER
gives me a record of my dive experience.
Diving with enriched air requires special training and procedures. Using enriched air
without proper training and procedures can cause - ANSWER oxygen toxicity
(poisoning)
Decompression sickness (DCS) is a condition that can be life-threatening. What in the
bloodstream and tissues causes this condition? - ANSWER Nitrogen bubbles
Pain, weakness, tingling, numbness and not being able to move my arms or legs are
common signs and symptoms of - ANSWER Decompression sickness (DCS)
When diving with a computer - ANSWER each buddy should have a computer
I should not turn off a dive computer between dives, because - ANSWER the computer
will lose all memory of residual nitrogen
The first step in setting up and using my dive computer is - ANSWER reading the
manufacturer's instructions
When diving with a computer, - ANSWER each diver should have a computer
