Q: According to the Department of Transportation regulations, scuba tanks must be
hydrostatically tested every: - ✔✔ 5 years.
Q: Two types of materials that scuba tanks are made from are steel and _________. - ✔✔
aluminum
Q: Markings on scuba tanks include: - ✔✔ Date of hydrostatic test, serial number, type of
material.
Q: When rinsing a regulator it is best to: - ✔✔ Leave the regulator attached to the tank or have
the dust cap in place.
Q: You should have your regulator serviced by a certified repair technician: - ✔✔ At least once
per year.
Q: The stage of the regulator which reduces tank pressure is: - ✔✔ The first stage.
Q: The _________ line is the direction of travel line on the compass. - ✔✔ lubber
Q: A _____ calculates your remaining allowable bottom time while diving. - ✔✔ Dive
computer.
Q: A diving watch must be able to withstand pressure and measure _____. - ✔✔ Elapsed time.
, Q: Proper maintenance of instruments includes: - ✔✔ All of the above
Q: Three main types of _____ are back floatation, jacket, and horse collar. - ✔✔ BCs.
Q: Essential features found on all BCs are: - ✔✔ All of the above.
Q: You should rinse your BC internally because _____ inside your BC can cause damage. - ✔✔
All of the above
Q: Your entry-level NAUI Scuba Diver certification is a "license to _____." - ✔✔ learn
Q: Which of the following physical factors can make you incapable of sustaining the efforts
sometimes demanded when participating in recreational diving? - ✔✔ All of the above.
Q: Physical fitness is an important consideration for scuba divers because it helps to prevent
diving accidents due to: - ✔✔ Exhaustion
Q: Completing this entry level scuba certification course makes you knowledgeable and skillful
enough to dive safely in or at: - ✔✔ Open water with conditions similar to those in which you
were trained.
Q: Factors that can affect the breathing ease of a snorkel are: - ✔✔ Both a and b.
Q: When selecting a face mask, the most important thing to consider is: - ✔✔ Proper seal and fit.