SDI Divemaster latest update Questions and
Answers (100% 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
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.
Scuba Diving International (SDI) - CORRECT 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
Answers (100% 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
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.
Scuba Diving International (SDI) - CORRECT 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
