Residential Plumbing Questions with Detailed Verified Answers

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Residential Plumbing Questions with
Detailed Verified Answers


Question: T/F: This course only addresses code-related violations regarding
plumbing fixtures.


Ans: False


Question: "Plumbing" comes from the Latin word "plumbum," which means
___________.
"toilet"
"water system"
"lead"


Ans: "lead"


Question: T/F: Contamination can affect water's potability.


Ans: True


Question: According to the InterNACHI Standards of Practice, the inspector is
required to _______ all the toilets.
unbolt and lift
use
flush
clean

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Ans: flush


Question: Determining the location of the main water supply shut-off valve is
_____ the scope of a home inspection.
not part of
beyond
within


Ans: within


Question: T/F: The inspector must examine a home for polybutylene
plumbing.


Ans: False


Question: Acrylonitrile butadiene styrene is sometimes abbreviated as:
ABS
A-S Level
Butadiene Mix


Ans: ABS


Question: The unobstructed vertical distance through the free atmosphere
between an outlet and the rim best describes ___________.
an air gap in the drainage system
a connection problem
an indirect drainage space
the best way to vent contaminated water

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Ans: an air gap in the drainage system


Question: Air-admittance valves protect traps from _________.
clogging
leaking
admitting air into the vent pipe
siphonage
admitting water into the drainpipe


Ans: siphonage


Question: Where do gasses escape a sanitary drainage system?
a supply vent
a vent stack
an air-admittance valve
a sewer drainpipe


Ans: a vent stack


Question: A lavatory is __________.
a bathroom with a toilet but no sink
any type of sink
a bathroom or washroom sink


Ans: a bathroom or washroom sink


Question: An anchoring ring that is secured to the floor is a __________.
wax ring device