EXAM AND PRACTICE EXAM QUESTIONS
2025 COMPLETE
500 QUESTIONS WITH 100%
DETAILED VERIFIED AND CORRECT
ANSWERS ACTUAL BRAND-NEW
EXAM ALREADY GRADED A+ BEST
VERSION
Labeling of piping for compressor intakes, vacuum,
exhaust, and relief valve vent lines, shall meet the
requirements of 5.1.11.1.1 and state the specific function
to distinguish them from the piping.
A) patient supply
B) water
C) vacuum
D) all of the above - ....ANSWER...A) patient supply
We're positive pressure gas piping systems operate
pressures other than the standard gauge pressure and table
5.1.11, the in addition to the name of the gas shall be
1
,labeled.
A) source
B) size
C) operating pressure
D) chemical symbol - ....ANSWER...C) operating pressure
After a final tie-in on an active vacuum system, each
vacuum joint shall be tested with a leak detector or
other means that will slow detectant on an active vacuum
system.
A) pressure gauge
B) ultrasonic
C) tracer gas
D) vacuum gauge - ....ANSWER...B) ultrasonic
After the final tie-in each joint shall be leak tested by the
source gas. New work and the existing system at the
normal operating pressure shall be leak checked with a
leak detectant that is safe for use with oxygen and does
NOT contain
A) acetone
B) chlorine
C) freon
2
,D) ammonia - ....ANSWER...D) ammonia
After the piping system, the blow down test shall be done.
Then the installer must perform which of the following
test?
A) initial pressure test
B) initial cross connection
C) initial piping purge test
D) all of the above - ....ANSWER...A) initial pressure test
B
Alarm panels and shutoff valves labeling shall be
when modifications are made, changing the
areas serviced.
A) backdated
B) monthly
C) yearly
D) updated - ....ANSWER...D) updated
Are alarms shall be tested to verify the warning signals for
all vital life support and critical care areas if the pressure
in the piping system increases or decreases by .
3
, A) 20%
B) 40%
C) 60%
D) 10% - ....ANSWER...A) 20%
4