BACKFLOW PREVENTION PRACTICE TEST
EXAM LATEST 2026 ALL STUDY
QUESTIONS WITH CORRECT SOLUTIONS
ASSURED PASS RATED A+
,BACKFLOW PREVENTION PRACTICE TEST EXAM
LATEST 2026 ALL STUDY QUESTIONS WITH
CORRECT SOLUTIONS ASSURED PASS RATED A+
A supply pressure loss with a functional check valve will cause a pressure vacuum breaker to
____?
A. Admit air into the downstream piping
B. Be subject to backpressure
C. Discharge water
D. Fail
E. Retain water pressure downstream of the check valve - Answer>>> Retain water pressure
downstream of the check valve
The recorded value of a pressure vacuum breaker check valve is determined when ____?
A. Both shut-off valves are closed
B. The high-bleed valve is opened
C. The air-inlet valve opens
D. Water stops flowing from test cock 1
E. Water stops flowing from test cock 2 - Answer>>> Water stops flowing from test cock 2
If a reduced pressure principle assembly's field test shows a leaking shut-off valve 2, the leak
may be compensated by obtaining water pressure/flow from ____?
A. A high-pressure gauge control valve
B. A low-pressure gauge control valve
C. Test cock number 1
D. Test cock number 2
, E. Test cock number 3 - Answer>>> Test cock number 1
A fire sprinkler system's backflow protection for a black-iron pipe system is typically ____?
A. An air-gap separation
B. A double check valve assembly
C. A reduced pressure principle assembly
D. A reduced pressure detector assembly
E. No protection required - Answer>>> A double check valve assembly
Backsiphonage may occur when the pressure inside copper tubing is ____?
A. Greater than atmospheric pressure
B. Greater than barometric pressure
C. Greater than 0 gauge pressure
D. Less than absolute pressure
E. Less than atmospheric pressure - Answer>>> Less than atmospheric pressure
Pressure vacuum breaker shut-off valves and test cocks will avoid freeze damage if winterized
by ____?
A. Leaving all valves fully open
B. Rotating ball valve handles to 45 degree angle
C. Purging the body with compressed air
D. Removing the assembly's internal components
E. Removing shut-off valve and test cock operators - Answer>>> Rotating ball valve handles to
a 45 degree angle
A cross-connection may be a permanent piping arrangement or a(n) ____?
A. Backflow preventer
EXAM LATEST 2026 ALL STUDY
QUESTIONS WITH CORRECT SOLUTIONS
ASSURED PASS RATED A+
,BACKFLOW PREVENTION PRACTICE TEST EXAM
LATEST 2026 ALL STUDY QUESTIONS WITH
CORRECT SOLUTIONS ASSURED PASS RATED A+
A supply pressure loss with a functional check valve will cause a pressure vacuum breaker to
____?
A. Admit air into the downstream piping
B. Be subject to backpressure
C. Discharge water
D. Fail
E. Retain water pressure downstream of the check valve - Answer>>> Retain water pressure
downstream of the check valve
The recorded value of a pressure vacuum breaker check valve is determined when ____?
A. Both shut-off valves are closed
B. The high-bleed valve is opened
C. The air-inlet valve opens
D. Water stops flowing from test cock 1
E. Water stops flowing from test cock 2 - Answer>>> Water stops flowing from test cock 2
If a reduced pressure principle assembly's field test shows a leaking shut-off valve 2, the leak
may be compensated by obtaining water pressure/flow from ____?
A. A high-pressure gauge control valve
B. A low-pressure gauge control valve
C. Test cock number 1
D. Test cock number 2
, E. Test cock number 3 - Answer>>> Test cock number 1
A fire sprinkler system's backflow protection for a black-iron pipe system is typically ____?
A. An air-gap separation
B. A double check valve assembly
C. A reduced pressure principle assembly
D. A reduced pressure detector assembly
E. No protection required - Answer>>> A double check valve assembly
Backsiphonage may occur when the pressure inside copper tubing is ____?
A. Greater than atmospheric pressure
B. Greater than barometric pressure
C. Greater than 0 gauge pressure
D. Less than absolute pressure
E. Less than atmospheric pressure - Answer>>> Less than atmospheric pressure
Pressure vacuum breaker shut-off valves and test cocks will avoid freeze damage if winterized
by ____?
A. Leaving all valves fully open
B. Rotating ball valve handles to 45 degree angle
C. Purging the body with compressed air
D. Removing the assembly's internal components
E. Removing shut-off valve and test cock operators - Answer>>> Rotating ball valve handles to
a 45 degree angle
A cross-connection may be a permanent piping arrangement or a(n) ____?
A. Backflow preventer
