SDI DIVEMASTER CERTIFICATION REVIEW
SET 2026 ANSWERS GUARANTEED PASS
⫸ Recreational Diving Answer: Hobby-type activity in which
participation is based upon personal enjoyment
⫸ Emile Gagnan and Jacques-Yves Cousteau Answer: Inventors of
modern scuba
⫸ Scuba Answer: Self-contained underwater breathing apparatus
⫸ 1943 Answer: Year scuba was invented
⫸ Los Angeles County Answer: First civilian diver training in the USA
⫸ Technical Diving 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 Answer: Nitrogen and oxygen mixture with higher percentage
of oxygen than air. Reduces the effects of nitrogen at depth.
⫸ Sport Diving 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) Answer: Parent organization for Scuba
Diving International (SDI), Technical Diving International (TDI), and
Emergency Response Diving International (ERDI).
⫸ Technical Diving International (TDI) 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.
⫸ Scuba Diving International (SDI) Answer: Formed in 1998 from
requests from TDI instructors and TDI dive centers who were anxious to
see the same type of clear, practical, and no-nonsense approach
introduced to the sport diving arena. It was the first agency to mandate
the use of personal dive computers during all confined water and open
water training. It was the first agency to offer a certification program for
10 year old divers. It was the first agency to offer on-line academics for
the Open Water Diver course. And it was the first agency to offer a Solo
Diver certification.
⫸ Emergency Response Diving International (ERDI) Answer: Formed
in 2000 to provide highly specialized training for police, fire service, and
SET 2026 ANSWERS GUARANTEED PASS
⫸ Recreational Diving Answer: Hobby-type activity in which
participation is based upon personal enjoyment
⫸ Emile Gagnan and Jacques-Yves Cousteau Answer: Inventors of
modern scuba
⫸ Scuba Answer: Self-contained underwater breathing apparatus
⫸ 1943 Answer: Year scuba was invented
⫸ Los Angeles County Answer: First civilian diver training in the USA
⫸ Technical Diving 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 Answer: Nitrogen and oxygen mixture with higher percentage
of oxygen than air. Reduces the effects of nitrogen at depth.
⫸ Sport Diving 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) Answer: Parent organization for Scuba
Diving International (SDI), Technical Diving International (TDI), and
Emergency Response Diving International (ERDI).
⫸ Technical Diving International (TDI) 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.
⫸ Scuba Diving International (SDI) Answer: Formed in 1998 from
requests from TDI instructors and TDI dive centers who were anxious to
see the same type of clear, practical, and no-nonsense approach
introduced to the sport diving arena. It was the first agency to mandate
the use of personal dive computers during all confined water and open
water training. It was the first agency to offer a certification program for
10 year old divers. It was the first agency to offer on-line academics for
the Open Water Diver course. And it was the first agency to offer a Solo
Diver certification.
⫸ Emergency Response Diving International (ERDI) Answer: Formed
in 2000 to provide highly specialized training for police, fire service, and
