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SDI DIVEMASTER EXAM 2025 ACTUAL EXAM
QUESTIONS AND CORRECT DETAILED ANSWERS
(VERIFIED ANSWERS) ALL ANSWERED / ALREADY
GRADED A+ | GUARANTEED PASS
Recreational
Commercial
Scientific
Military - ✔✔✔ Correct Answer > Categories of diving
Recreational Diving - ✔✔✔ Correct Answer > Hobby-type activity in
which participation is based upon personal enjoyment
Emile Gagnan and Jacques-Yves Cousteau - ✔✔✔ Correct Answer >
Inventors of modern scuba
Scuba - ✔✔✔ Correct Answer > Self-contained underwater breathing
apparatus
1943 - ✔✔✔ Correct Answer > Year scuba was invented
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Los Angeles County - ✔✔✔ Correct Answer > First civilian diver
training in the USA
Technical Diving - ✔✔✔ Correct Answer > Dives greater than the
recreational limit of 130 FSW that require special training and
equipment. This may also include decompression diving,
alternating breathing gasses, or penetration into wrecks/caves.
Nitrox - ✔✔✔ Correct Answer > Nitrogen and oxygen mixture with
higher percentage of oxygen than air. Reduces the effects of
nitrogen at depth.
Sport Diving - ✔✔✔ Correct Answer > Dives less than 130 FSW on an
open circuit scuba with a single cylinder. Divers do not dive in
overhead environments or past their no-decompression limits.
International Training (ITI) - ✔✔✔ Correct Answer > Parent
organization for Scuba Diving International (SDI), Technical Diving
International (TDI), and Emergency Response Diving International
(ERDI).
Technical Diving International (TDI) - ✔✔✔ Correct Answer > Formed in
1994 by the early nitrox pioneers to provide recreational divers
with the most accurate and up to date information on diving tools
and techniques.
SDI DIVEMASTER EXAM 2025 ACTUAL EXAM
QUESTIONS AND CORRECT DETAILED ANSWERS
(VERIFIED ANSWERS) ALL ANSWERED / ALREADY
GRADED A+ | GUARANTEED PASS
Recreational
Commercial
Scientific
Military - ✔✔✔ Correct Answer > Categories of diving
Recreational Diving - ✔✔✔ Correct Answer > Hobby-type activity in
which participation is based upon personal enjoyment
Emile Gagnan and Jacques-Yves Cousteau - ✔✔✔ Correct Answer >
Inventors of modern scuba
Scuba - ✔✔✔ Correct Answer > Self-contained underwater breathing
apparatus
1943 - ✔✔✔ Correct Answer > Year scuba was invented
, 2|Page
Los Angeles County - ✔✔✔ Correct Answer > First civilian diver
training in the USA
Technical Diving - ✔✔✔ Correct Answer > Dives greater than the
recreational limit of 130 FSW that require special training and
equipment. This may also include decompression diving,
alternating breathing gasses, or penetration into wrecks/caves.
Nitrox - ✔✔✔ Correct Answer > Nitrogen and oxygen mixture with
higher percentage of oxygen than air. Reduces the effects of
nitrogen at depth.
Sport Diving - ✔✔✔ Correct Answer > Dives less than 130 FSW on an
open circuit scuba with a single cylinder. Divers do not dive in
overhead environments or past their no-decompression limits.
International Training (ITI) - ✔✔✔ Correct Answer > Parent
organization for Scuba Diving International (SDI), Technical Diving
International (TDI), and Emergency Response Diving International
(ERDI).
Technical Diving International (TDI) - ✔✔✔ Correct Answer > Formed in
1994 by the early nitrox pioneers to provide recreational divers
with the most accurate and up to date information on diving tools
and techniques.
