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NFPA 99 EXAM ACTUAL EXAM AND STUDY GUIDE
ALL 280 QUESTIONS AND CORRECT DETAILED
ANSWERS ALREADY GRADED A+
NFPA 99 EXAM ACTUAL EXAM
Excluding outdoor locations, which of these is an NFPA 99 requirement for wiring of each of two mandatory master alarms?
- alarms shall be sent to the area alarm panel in the emergency room
- common conductors
- Wired independently to the initiating device for each signal
- with out any splices - ANSWER-C) Wired independently to the initiating device for each signal
What sort of treatment shall be permitted for brazing the cut ends of a tube to be installed in medical gas pipe system?
- a argon gas purge must be done
- Cut in maybe rolled smooth or be deburred
- extensions need to be added for brazing
- treatment is NOT required, they may be brazed, AS IS. - ANSWER-B) Cut in maybe rolled
smooth or be deburred
A new bulk system is to be installed.In compliance with NFPA 70 the new wiring is being run installed underground from initiating device to a junction box located where the wiring first 1 / 4
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2 enters the building. NFPA 99 permits what minimum number of sets of wire to connecting the initiating device with a junction box for each signal?
- 1
- 2
- 3
D) 4 - ANSWER-B) 2
In an emergency oxygen supply connection the check valve required to be constructed of which of the following materials?
- Brass, bronze, or stainless steel
- brass, bronze
- materials per the E.O.S.E. manufacturers recommendations
- NFPA 99 does not establish any material requirements for these check valves. - ANSWER-A)
Brass, bronze, or stainless steel
Metallic flexible joints are being used in the pipeline for vibration control. What is NOT, required for such a joints?
- able tho withstand 1000 degrees
- provide brazing extensions to allow brazing in to the pipe line.
- received on the job site with certification of cleanliness or 2 / 4
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- Suitable for service at 150, p.s.i. or above - ANSWER-D) this is not Suitable for service at 150,
p.s.i. or above
How many hours must medical air compressor system be operating normally before air quality test can be performed?
- 4
- 8
- 12
- 32 - ANSWER-C) 12 hours
Who shall witness the installer perform both standing pressure test and standing vacuum test?
- installation contractor superintendent.
- Medical Gas verifier
- The authority having jurisdiction or its designee
- a witness is not required - ANSWER-C) The authority having jurisdiction or its designee
Central supply system for which type of gas storage required specialized knowledge and consideration of the information in the NFPA 55 for locating installing an inspection?
- bulk gases
- carbon dioxide 3 / 4
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- nitrous oxide
- argon - ANSWER-A) Bulk gases
The medical air compressor intakes shall be located a minimum of how many feet from any exhaust or intake?A)10 feet
- 12 feet
- 15 feet
- 25 feet - ANSWER-D) 25 feet
A valve installed in each medical gas in vacuum piping system shall be tested to verify which of the following?
- date of installation
- flow and pressure drops.
- pressure range.
- proper operation in rooms or areas of control. - ANSWER-D) Proper operation and rooms or
areas of control
Which of the following fittings is not, permitted for joining vacuum distribution pipeline systems?
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