CERTIFIED HEALTHCARE CONSTRUCTOR (CHC) PRACTICE EXAM QUESTIONS AND CORRECT DETAILED ANSWERS

CHC PRACTICE EXAMS WITH
VERIFIED QUESTIONS AND ANSWERS




_____ refers to the max output current under any non capacitive load with overcurrent
protection skipped.
a) Amax
b) RAmax
c) ZAmax
d) VAmax
e) Imax
- ANSWER-e) Imax


_______ wireways are preferred when there is a need to, within the raceway, make
terminations, splices, or taps to several devices.
a) metal
b) plastic
c) PVC
- ANSWER-a) metal


________ has a valve that can automatically close upon the deactivation of its opening
means.
a) self-closing faucet
b) relief vent
c) self-closing water seal

,d) self deactivation trap
e) backwater valve
f) relief control valve
- ANSWER-a) self-closing faucet


________ has the primary function of providing air circulation between the drainage
and vent system.
a) relief vent
b) water seal
c) building trap
d) backwater valve
e) relief control valve
f) release interceptor
- ANSWER-a) relief vent


_______________ is a feature that can reduce unwanted alarms.
a) Alarm verification
b) Signal verification
c) Signal Integrity
d) Code Compliance
e) None of above
- ANSWER-a) Alarm verification


______________refers to any enclosed wiring method
a) raceway
b) driveway
c) runway
d) wireway
- ANSWER-a) raceway

,________Describes the voltage measured across any component of a balanced 3 phase
system:
a) line voltage
b) point voltage
c) spot voltage
d) surface voltage
e) phase voltage
- ANSWER-e) phase voltage


A 12x12x10 Inpatient AII room has the following airflow measurements at the diffusers
SA1=350 CFM SA2=100 CFM, EA1=250 CFM, EA2=50 CFM This room has...
a) A sufficient air change rate, but is incorrectly pressurized.
b) Insufficient air change rate and is incorrectly pressurized.
c) A sufficient air change rate and may not be be correctly pressurized.
d) Appropriate pressurization but an insufficient air change rate.
- ANSWER-a) A sufficient air change rate, but is incorrectly pressurized.


A 14'x10'x10' Inpatient PE room has the following air flow measurements at the
diffusers SA1=250 CFM, SA2=50 CFM, EA1=150 CFM, EA2=50 CFM. This room has...
a) A sufficient air change rate
b) Insufficient air change rate and is incorrectly pressurized.
c) A sufficient air change rated and may be correctly pressurized
d) Appropriate pressurization be an insufficient air change rate.
- ANSWER-c) A sufficient air change rated and may be correctly pressurized
PE=Protective Environment Room
SATotal=250+50=300 CFM
EATotal=150+50=200 CFM
Room=Positive, Correct

, ACRate=300CFM*60min/(14x10x10)=18000/1400=12.86 ACH


A class _____ circuit stays between the load side of a class 2 power source and a
connected equipment.
a) 1
b) 2
c) 3
d) 4
e) 5
- ANSWER-b) 2


A combination detector can respond to multiple fire phenomena. True?
a) True
b) False
- ANSWER-a) True


A compressor is said to work via positive displacement when an increase in pressure
can be obtained through:
a) changing the volume of the compression chamber.
b) changing the external volume of the input air
c) adjusting the release valve
d) adding fuels
e) None of these choices
- ANSWER-a) changing the volume of the compression chamber.


A construction manager has been engaged to assist in the replacement of the
physiological monitors in an inpatient unit. The new monitors require that
communication cables be replaced. A meeting must be called to determine the