BACKFLOW PREVENTION ASSEMBLY TESTER EXAM
NEWEST 2025 ACTUAL EXAM COMPLETE QUESTIONS
AND CORRECT DETAILED ANSWERS (VERIFIED
ANSWERS) |ALREADY GRADED A
What is an actual cross connection? - (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? - (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? - (answer)Atmospheric Vacuum Breaker
What is an Atmospheric Vacuum Breaker? - (answer)A mechanical device
consisting of a float check valve and an air-inlet port designed to prevent
backsiphonage
What is an auxiliary supply? - (answer)Any water source or system, other than
the potable water supply, that may be available in the building or premises
What is backflow? - (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? - (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? - (answer)A backflow condition in which the pressure in
the distribution system is less than atmospheric pressure (sub-atmospheric)
What is a bypass? - (answer)In cross-connection control, any pipe arrangement
that passes water around a protective device, casing it to be ineffective
What is the purpose of a check valve? - (answer)To allow flow in only one
direction
What is a cross connection? - (answer)Any arrangement of pipes, fittings,
fixtures, or devices that connects a non-potable system to a potable water
system
What does DCVA stand for? - (answer)Double Check Valve Assembly
What is a DCVA? - (answer)A testable mechanical device consisting of two
independently operating, spring-loaded check valves
What is an overflow level? - (answer)The maximum height that water or liquid
will rise in a receptacle before it flows over the rim
What is a potable water source? - (answer)Water that is biologically,
chemically, and radiologically safe to drink
What is a potential cross connection? - (answer)Any arrangement of pipes,
fittings, or devices that indirectly connects a potable water supply to a non-
potable water source
NEWEST 2025 ACTUAL EXAM COMPLETE QUESTIONS
AND CORRECT DETAILED ANSWERS (VERIFIED
ANSWERS) |ALREADY GRADED A
What is an actual cross connection? - (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? - (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? - (answer)Atmospheric Vacuum Breaker
What is an Atmospheric Vacuum Breaker? - (answer)A mechanical device
consisting of a float check valve and an air-inlet port designed to prevent
backsiphonage
What is an auxiliary supply? - (answer)Any water source or system, other than
the potable water supply, that may be available in the building or premises
What is backflow? - (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? - (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? - (answer)A backflow condition in which the pressure in
the distribution system is less than atmospheric pressure (sub-atmospheric)
What is a bypass? - (answer)In cross-connection control, any pipe arrangement
that passes water around a protective device, casing it to be ineffective
What is the purpose of a check valve? - (answer)To allow flow in only one
direction
What is a cross connection? - (answer)Any arrangement of pipes, fittings,
fixtures, or devices that connects a non-potable system to a potable water
system
What does DCVA stand for? - (answer)Double Check Valve Assembly
What is a DCVA? - (answer)A testable mechanical device consisting of two
independently operating, spring-loaded check valves
What is an overflow level? - (answer)The maximum height that water or liquid
will rise in a receptacle before it flows over the rim
What is a potable water source? - (answer)Water that is biologically,
chemically, and radiologically safe to drink
What is a potential cross connection? - (answer)Any arrangement of pipes,
fittings, or devices that indirectly connects a potable water supply to a non-
potable water source
