SCUBA Exam Questions with Correct Answers

You should have your regulator serviced by a certified repair technician: A) once every five years. B) at least once per year. C) once, immediately after you buy it. D) once every ten years. Correct Answer B) at least once per year. The stage of the regulator which reduces tank pressure is: A) The second stage. B) The first stage. C) The intermediate stage. D) The alternate stage. Correct Answer B) The first stage. Two types of materials that scuba tanks are made from are steel and _________. A) aluminum. B) titanium C) stainless steel. D) graphite. Correct Answer A) aluminum The _________ line is the direction of travel line on the compass. A) index/tick mark. B) lubber. C) degree. D) descent. Correct Answer B) lubber. The dive knife is used primarily as a _________ for digging, cutting, pounding and prying. A) weapon. B) file. C) tool. D) measure Correct Answer C) tool Stamped (engraved) markings on scuba tanks include: A) Serial number, name, rank. B) Date of hydrostatic test, serial number, type of material. C) Type of material, physical length, weight. D) Visual inspection information, serial number, date of hydrostatic test. Correct Answer B) Date of hydrostatic test, serial number, type of material Atmospheric pressure at sea level is: A) 29.4 pounds per square inch/ 2.0 atmospheres absolute. B) 14.7 pounds per square inch/1.0 atmosphere absolute.