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Medical Gas Certification pre-TEST FINAL EXAM AND
PRACTICE EXAM 2026/2027 BANK 2 VERSIONS QUESTIONS
WITH DETAILED VERIFIED ANSWERS / EXAM QUESTIONS
WILL COME FROM HERE (100% CORRECT ANSWERS/ A+
GRADED
An existing system that is not in strict compliance with the provisions of
this code shall be permitted to be continued in a use as long as the
__________ has determined that such use does not constitute a
distinct hazard to life.
A. Architect
B. Authority having jurisdiction
C. Engineer
D. Nursing - ANSWERS--B. Authority having jurisdiction
Indoor locations for oxygen, nitrous oxide, and mixtures of these gases
shall not communicate with any of the following except__________
A. Areas with open flames
B. Designated storage area
C. Engines
D. Kitchens - ANSWERS--B. Designated storage area
An auxiliary source connection shall consist of all the following except
A. Removable plug or cap
B. Tree
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C. Valve
D. Visual pressure indicator - ANSWERS--D. Visual pressure indicator
When multiple buildings are served from a single cryogenic liquid
oxygen source, it is required to place the emergency oxygen supply
connection in-
A. Each building served
B. The building closest to the source
C. The largest building served
D. The main building only - ANSWERS--A. Each building served
The minimum clearance around the EOSC for a temporary source of
supply is ____________ ft.
A. 2
B. 3
C. 5
D. 6 - ANSWERS--B. 3
The quality medical air shall comply with all of the following standards
except
A. Be filtered to 0.01 microns
B. Have lesson than 25 ppm gaseous hydrocarbons
C. Have no detectable liquid hydrocarbons
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D. Meet the requirement of medical air USP - ANSWERS--A. Except be
filtered to 0.01 microns
Medical air sources shall only be use for _____
A. Air operating devices
B. Human respiratory applications
C. Instrument air
D. WAGD - ANSWERS--B. Human respiratory applications
Medical air filters shall be sized for 100% of the system peak calculated
demand and be rated for a minimum of 98% efficiency at ______
micron greater.
A. .01
B. 1
C. 5
D. 10 - ANSWERS--B. 1
In a medical air supply system dryers, filters, and regulators shall be.
A. At least duplexed
B. At least simplexed
C. Downstream of the source valve
D. Upstream of the aftercoolers - ANSWERS--A. At least duplexed
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The medical air intake shall be located a minimum of ________ ft from
all exhausts or other noxious fumes
A. 10
B. 15
C. 20
D. 25 - ANSWERS--D. 25
The medical air intake shall be located outdoors a minimum of ft above
ground level.
A. 10
B. 15
C. 20
D. 25 - ANSWERS--C. 20
The medical air intake shall be minimum _________ ft from all doors,
windows, or other openings in a building.
A. 10
B. 15
C. 20
D. 25 - ANSWERS--A. 10
Medical Gas Certification pre-TEST FINAL EXAM AND
PRACTICE EXAM 2026/2027 BANK 2 VERSIONS QUESTIONS
WITH DETAILED VERIFIED ANSWERS / EXAM QUESTIONS
WILL COME FROM HERE (100% CORRECT ANSWERS/ A+
GRADED
An existing system that is not in strict compliance with the provisions of
this code shall be permitted to be continued in a use as long as the
__________ has determined that such use does not constitute a
distinct hazard to life.
A. Architect
B. Authority having jurisdiction
C. Engineer
D. Nursing - ANSWERS--B. Authority having jurisdiction
Indoor locations for oxygen, nitrous oxide, and mixtures of these gases
shall not communicate with any of the following except__________
A. Areas with open flames
B. Designated storage area
C. Engines
D. Kitchens - ANSWERS--B. Designated storage area
An auxiliary source connection shall consist of all the following except
A. Removable plug or cap
B. Tree
,2|Page
C. Valve
D. Visual pressure indicator - ANSWERS--D. Visual pressure indicator
When multiple buildings are served from a single cryogenic liquid
oxygen source, it is required to place the emergency oxygen supply
connection in-
A. Each building served
B. The building closest to the source
C. The largest building served
D. The main building only - ANSWERS--A. Each building served
The minimum clearance around the EOSC for a temporary source of
supply is ____________ ft.
A. 2
B. 3
C. 5
D. 6 - ANSWERS--B. 3
The quality medical air shall comply with all of the following standards
except
A. Be filtered to 0.01 microns
B. Have lesson than 25 ppm gaseous hydrocarbons
C. Have no detectable liquid hydrocarbons
,3|Page
D. Meet the requirement of medical air USP - ANSWERS--A. Except be
filtered to 0.01 microns
Medical air sources shall only be use for _____
A. Air operating devices
B. Human respiratory applications
C. Instrument air
D. WAGD - ANSWERS--B. Human respiratory applications
Medical air filters shall be sized for 100% of the system peak calculated
demand and be rated for a minimum of 98% efficiency at ______
micron greater.
A. .01
B. 1
C. 5
D. 10 - ANSWERS--B. 1
In a medical air supply system dryers, filters, and regulators shall be.
A. At least duplexed
B. At least simplexed
C. Downstream of the source valve
D. Upstream of the aftercoolers - ANSWERS--A. At least duplexed
, 4|Page
The medical air intake shall be located a minimum of ________ ft from
all exhausts or other noxious fumes
A. 10
B. 15
C. 20
D. 25 - ANSWERS--D. 25
The medical air intake shall be located outdoors a minimum of ft above
ground level.
A. 10
B. 15
C. 20
D. 25 - ANSWERS--C. 20
The medical air intake shall be minimum _________ ft from all doors,
windows, or other openings in a building.
A. 10
B. 15
C. 20
D. 25 - ANSWERS--A. 10
