NFPA-99 Practice Test Questions with 100% Correct Answers | Verified | Latest Update

1. Under which of these conditions shall the instrument Air Reserve header cylinders be permitted to be stored with the instrument air compressor? A) the mechanical equipment room does not contain a boiler. B) the medical air compressors are in the same room. C) the only motor-driven machinery in the room is for instrument air equip- ment. D) the room is secured with lockable doors ANS C) The only motor-driven machinery in the room is for the instrument air equipment 2. Riser valves are those valves located where? A) adjacent to the main riser downstream of any zone valve. B) anywhere in the lateral branches of the piping system. C) in the mainline adjacent to the base of the riser. D) in the riser adjacent to the mainline ANS D) In the riser adjacent to the main line 3. When is the initial pressure test conducted by the installer? A) after blowdown of the distribution piping. B) after installation of alarm sensors. C) before blowdown of distribution piping. before installation of station rough in assembly ANS A) After blow-down of the distribution piping