Page 1 of 58
TEXAS MASTER PLUMBING FINAL
EXAM NEWEST 350 QUESTIONS AND
VERIFIED SOLUTIONS LATEST
UPDATE THIS YEAR
QUESTION: The verticle distance b/w the opening of the water supply & the flood level rim of a
receptacle is an _______________. - ANSWER-air gap
QUESTION: Any part of the piping system except risers, mains, or stacks is called a
________________. - ANSWER-branch
QUESTION: A ________________ connects individual vents w/a stack vent or vent stack. -
ANSWER-branch vent
QUESTION: The ____________________ is the lowest part of the drainage system which
receives waste from soil and waste pipes and connects to the building sewer. - ANSWER-
building drain
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QUESTION: Drainage piping that conveys waste from the building drain to the public sewer or
disposal system is the ___________________________. - ANSWER-building sewer
QUESTION: A _____________ is an access opening in the drainage system used to remove
obstructions. - ANSWER-cleanout
QUESTION: 2 or 3 compartment sink drained by a continuous waste connected to one trap is a
_____________________________. - ANSWER-combo fixture
QUESTION: A horizontal wet venting system for sinks & floor drains is a ___________________
& ______________________. - ANSWER-combo waste & vent system
QUESTION: A single vent serving as the vent for two fixture drains is a
____________________________. - ANSWER-common vent
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Q; Covers maintaining, permitting & inspecting the plumbing system. - ANSWER-Ch. 1
Administration
QUESTION: The owner/owner's agent _________ responsible for maintaining safe conditions in
the plumbing system. - ANSWER-is
QUESTION: Before continuing work, a permit must be obtained or a _____ % penalty (double
the normal fee) will be charged. - ANSWER-100
QUESTION: All underground piping ___________ be left uncovered until inspected. - ANSWER-
shall
QUESTION: The ___________ has the authority to stop work being done dangerously or
unsafely. - ANSWER-inspector
QUESTION: A _______________________ is an elevation mark on a vacuum breaker setting the
minimum elevation the device can be installed above the flood level rim of a fixture. - ANSWER-
critical level
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QUESTION: A _________________________ is an actual or potential tie b/w potable water &
any source of pollution or contamination. - ANSWER-cross connection
QUESTION: ____________________________________ is a measurement of piping taken along
the centerline of pipe & fittings. - ANSWER-Developed length
QUESTION: A ______________ is any pipe that conveys wastewater in the drainage system. -
ANSWER-drain
QUESTION: ____________________ is a waste pipe that drains thru an air gap to the drainage
system. - ANSWER-Indirect waste
QUESTION: An _________________________ is a pipe installed to vent a fixture trap and may
connect to the vent system above the fixture served or terminate in the open air. - ANSWER-
individual vent
4
TEXAS MASTER PLUMBING FINAL
EXAM NEWEST 350 QUESTIONS AND
VERIFIED SOLUTIONS LATEST
UPDATE THIS YEAR
QUESTION: The verticle distance b/w the opening of the water supply & the flood level rim of a
receptacle is an _______________. - ANSWER-air gap
QUESTION: Any part of the piping system except risers, mains, or stacks is called a
________________. - ANSWER-branch
QUESTION: A ________________ connects individual vents w/a stack vent or vent stack. -
ANSWER-branch vent
QUESTION: The ____________________ is the lowest part of the drainage system which
receives waste from soil and waste pipes and connects to the building sewer. - ANSWER-
building drain
1
, Page 2 of 58
QUESTION: Drainage piping that conveys waste from the building drain to the public sewer or
disposal system is the ___________________________. - ANSWER-building sewer
QUESTION: A _____________ is an access opening in the drainage system used to remove
obstructions. - ANSWER-cleanout
QUESTION: 2 or 3 compartment sink drained by a continuous waste connected to one trap is a
_____________________________. - ANSWER-combo fixture
QUESTION: A horizontal wet venting system for sinks & floor drains is a ___________________
& ______________________. - ANSWER-combo waste & vent system
QUESTION: A single vent serving as the vent for two fixture drains is a
____________________________. - ANSWER-common vent
2
, Page 3 of 58
Q; Covers maintaining, permitting & inspecting the plumbing system. - ANSWER-Ch. 1
Administration
QUESTION: The owner/owner's agent _________ responsible for maintaining safe conditions in
the plumbing system. - ANSWER-is
QUESTION: Before continuing work, a permit must be obtained or a _____ % penalty (double
the normal fee) will be charged. - ANSWER-100
QUESTION: All underground piping ___________ be left uncovered until inspected. - ANSWER-
shall
QUESTION: The ___________ has the authority to stop work being done dangerously or
unsafely. - ANSWER-inspector
QUESTION: A _______________________ is an elevation mark on a vacuum breaker setting the
minimum elevation the device can be installed above the flood level rim of a fixture. - ANSWER-
critical level
3
, Page 4 of 58
QUESTION: A _________________________ is an actual or potential tie b/w potable water &
any source of pollution or contamination. - ANSWER-cross connection
QUESTION: ____________________________________ is a measurement of piping taken along
the centerline of pipe & fittings. - ANSWER-Developed length
QUESTION: A ______________ is any pipe that conveys wastewater in the drainage system. -
ANSWER-drain
QUESTION: ____________________ is a waste pipe that drains thru an air gap to the drainage
system. - ANSWER-Indirect waste
QUESTION: An _________________________ is a pipe installed to vent a fixture trap and may
connect to the vent system above the fixture served or terminate in the open air. - ANSWER-
individual vent
4
