Backflow Prevention Assembly Tester
Training – GA Exam 2026 Questions and
Answers
What is an actual cross connection? - Correct answer-Any arrangement of pipes,
fittings, or devices that connects a potable water supply directly to a non-potable
source at all times
What is an Air Gap? - Correct answer-The unobstructed vertical distance through
the free atmosphere between the lowest opening from any pipe or outlet supplying
water to a tank, plumbing fixture, or other container, and the overflow rim of that
container
What does AVB stand for? - Correct answer-Atmospheric Vacuum Breaker
What is an Atmospheric Vacuum Breaker? - Correct answer-A mechanical device
consisting of a float check valve and an air-inlet port designed to prevent
backsiphonage
What is an auxiliary supply? - Correct answer-Any water source or system, other
than the potable water supply, that may be available in the building or premises
©COPYRIGHT 2025, ALL RIGHTS RESERVED 1
, What is backflow? - Correct answer-A hydraulic condition, caused by difference in
pressures, in which non-potable water or other fluids flow into a potable water
system
What is backpressure? - Correct answer-A backflow condition in which a pump,
elevated tank, boiler, 0r other means results in a downstream pressure greater than
the supply pressure
What is backsiphange? - Correct answer-A backflow condition in which the
pressure in the distribution system is less than atmospheric pressure (sub-
atmospheric)
What is a bypass? - Correct answer-In cross-connection control, any pipe
arrangement that passes water around a protective device, casing it to be
ineffective
What is a carrier? - Correct answer-A human or animal that carries disease germs
and can pass them to another person or animal without getting the disease itself
What is the purpose of a check valve? - Correct answer-To allow flow in only one
direction
What is a cross connection? - Correct answer-Any arrangement of pipes, fittings,
fixtures, or devices that connects a non-potable system to a potable water system
©COPYRIGHT 2025, ALL RIGHTS RESERVED 2
Training – GA Exam 2026 Questions and
Answers
What is an actual cross connection? - Correct answer-Any arrangement of pipes,
fittings, or devices that connects a potable water supply directly to a non-potable
source at all times
What is an Air Gap? - Correct answer-The unobstructed vertical distance through
the free atmosphere between the lowest opening from any pipe or outlet supplying
water to a tank, plumbing fixture, or other container, and the overflow rim of that
container
What does AVB stand for? - Correct answer-Atmospheric Vacuum Breaker
What is an Atmospheric Vacuum Breaker? - Correct answer-A mechanical device
consisting of a float check valve and an air-inlet port designed to prevent
backsiphonage
What is an auxiliary supply? - Correct answer-Any water source or system, other
than the potable water supply, that may be available in the building or premises
©COPYRIGHT 2025, ALL RIGHTS RESERVED 1
, What is backflow? - Correct answer-A hydraulic condition, caused by difference in
pressures, in which non-potable water or other fluids flow into a potable water
system
What is backpressure? - Correct answer-A backflow condition in which a pump,
elevated tank, boiler, 0r other means results in a downstream pressure greater than
the supply pressure
What is backsiphange? - Correct answer-A backflow condition in which the
pressure in the distribution system is less than atmospheric pressure (sub-
atmospheric)
What is a bypass? - Correct answer-In cross-connection control, any pipe
arrangement that passes water around a protective device, casing it to be
ineffective
What is a carrier? - Correct answer-A human or animal that carries disease germs
and can pass them to another person or animal without getting the disease itself
What is the purpose of a check valve? - Correct answer-To allow flow in only one
direction
What is a cross connection? - Correct answer-Any arrangement of pipes, fittings,
fixtures, or devices that connects a non-potable system to a potable water system
©COPYRIGHT 2025, ALL RIGHTS RESERVED 2
