NHIE UPDATED ACTUAL QUESTIONS WITH CORRECT
ANSWERS
Question 1.
Buckling in a horizontal vinyl siding is generally caused by
A. reflected light
B. improper fastening
C. condensation in the walls
D. improper house wrap
ANSWER
B. improper fastening
Question 2.
At what level would water pressure within a single-family dwelling begin to be considered excessive
and require correction?
A. 60 psi
B. 80 psi
C. 100 psi
D. 120 psi
ANSWER
B. 80 psi
Question 3.
A newer home with electric heat is being inspected. It has a below grade finished basement containing
a bedroom. The inspector should look for a smoke alarm and
A. an escape and rescue opening
B. a carbon monoxide alarm
C. a fire extinguisher
D. a safety ladder
ANSWER
A. an escape and rescue opening
,Question 4.
A swimming pool fence must prevent passage of a sphere that is larger than
A. 2 inches
B. 3 inches
C. 4 inches
D. 5 inches
ANSWER
C. 4 inches
Question 5.
5. Refer to the photograph to answer this question What should an inspector recommend to the client
regarding the conditions shown in relation to the downspout/rain leader?
A. Nothing, the downspout is properly installed
B. Gravel should be installed under the downspout
C. The downspout should be moved away from the siding
D. A contractor should evaluate the downspout and recommend repairs
ANSWER
D. A contractor should evaluate the downspout and recommend repairs
Question 6.
If water infiltration is suspected behind a finished surface. What tool would be the best choice to verify
dampness?
A. an infrared thermometer
B. a pin-type moisture meter
C. a non-contact moisture meter
D. a digital camera
ANSWER
C. a non-contact moisture meter
,Question 7.
Gas fired furnace heat exchangers most often fail from
A. low temperatures
B. lack of use
C. improper gas pressure
D. rust and metal fatigue
ANSWER
D. rust and metal fatigue
Question 8.
Relative Humidity (RH) is expressed as
A. volume
B. percentage
C. capacity
D. temperature
ANSWER
B. percentage
Question 9.
Connections of dissimilar metal in a plumbing system, such as galvanized steel pipe and copper pipe,
will usually cause
A. reduced water pressure
B. decreased water quality
C. glazed pipes
D. electrolysis
ANSWER
D. electrolysis
Question 10.
A Ground fault circuit interrupter (GFCI) is a safety device that
A. disconnects power when the ground to the outlet is faulty
B. detects moisture and disconnects power in wet locations
C. disconnects the power when sensing current leakage to the ground
D. protects against electrical surges and voltage spikes
ANSWER
C. disconnects the pow-
er when sensing current leakage to the ground
, Question 11.
An electrical system with a fuse on the neutral conductor and on the energized (hot) conductors
A. is twice as safe as a system where only the energized (hot) conductors are fused
B. should have the neutral conductor fuse sized to one half the normal ampacity for the circuit
C. is overused up to 50% if used only for lighting
D. is hazardous and should be corrected
ANSWER
D. is hazardous and should be corrected
Question 12.
To operate a central air conditioner, an electric clothes dryer, and an electric range, the ampacity of the
service to the house has to be AT LEAST
A. 100 amps at 120 volts
B. 125 amps at 120 volts
C. 60 amps at 240 volts
D. 100 amps at 240 volts
ANSWER
D. 100 amps at 240 volts
Question 13.
A floor joist in a crawl space has been cut where the toilet drain passes through the floor. The joists are
2x6 spaced at 16" on center. The inspector should recommend that
A. the buyer monitor the floor. Floor systems such as this have redundant framing and removal of one
joist is insignificant
B. a contractor should support the cut joist with new piers and posts from below
C. the cut joist should be headed off to adjacent framing members to distribute the load
D. a contractor be contacted to determine with is needed and make repairs
ANSWER
D. a contractor be contacted to determine with is needed and make repairs
ANSWERS
Question 1.
Buckling in a horizontal vinyl siding is generally caused by
A. reflected light
B. improper fastening
C. condensation in the walls
D. improper house wrap
ANSWER
B. improper fastening
Question 2.
At what level would water pressure within a single-family dwelling begin to be considered excessive
and require correction?
A. 60 psi
B. 80 psi
C. 100 psi
D. 120 psi
ANSWER
B. 80 psi
Question 3.
A newer home with electric heat is being inspected. It has a below grade finished basement containing
a bedroom. The inspector should look for a smoke alarm and
A. an escape and rescue opening
B. a carbon monoxide alarm
C. a fire extinguisher
D. a safety ladder
ANSWER
A. an escape and rescue opening
,Question 4.
A swimming pool fence must prevent passage of a sphere that is larger than
A. 2 inches
B. 3 inches
C. 4 inches
D. 5 inches
ANSWER
C. 4 inches
Question 5.
5. Refer to the photograph to answer this question What should an inspector recommend to the client
regarding the conditions shown in relation to the downspout/rain leader?
A. Nothing, the downspout is properly installed
B. Gravel should be installed under the downspout
C. The downspout should be moved away from the siding
D. A contractor should evaluate the downspout and recommend repairs
ANSWER
D. A contractor should evaluate the downspout and recommend repairs
Question 6.
If water infiltration is suspected behind a finished surface. What tool would be the best choice to verify
dampness?
A. an infrared thermometer
B. a pin-type moisture meter
C. a non-contact moisture meter
D. a digital camera
ANSWER
C. a non-contact moisture meter
,Question 7.
Gas fired furnace heat exchangers most often fail from
A. low temperatures
B. lack of use
C. improper gas pressure
D. rust and metal fatigue
ANSWER
D. rust and metal fatigue
Question 8.
Relative Humidity (RH) is expressed as
A. volume
B. percentage
C. capacity
D. temperature
ANSWER
B. percentage
Question 9.
Connections of dissimilar metal in a plumbing system, such as galvanized steel pipe and copper pipe,
will usually cause
A. reduced water pressure
B. decreased water quality
C. glazed pipes
D. electrolysis
ANSWER
D. electrolysis
Question 10.
A Ground fault circuit interrupter (GFCI) is a safety device that
A. disconnects power when the ground to the outlet is faulty
B. detects moisture and disconnects power in wet locations
C. disconnects the power when sensing current leakage to the ground
D. protects against electrical surges and voltage spikes
ANSWER
C. disconnects the pow-
er when sensing current leakage to the ground
, Question 11.
An electrical system with a fuse on the neutral conductor and on the energized (hot) conductors
A. is twice as safe as a system where only the energized (hot) conductors are fused
B. should have the neutral conductor fuse sized to one half the normal ampacity for the circuit
C. is overused up to 50% if used only for lighting
D. is hazardous and should be corrected
ANSWER
D. is hazardous and should be corrected
Question 12.
To operate a central air conditioner, an electric clothes dryer, and an electric range, the ampacity of the
service to the house has to be AT LEAST
A. 100 amps at 120 volts
B. 125 amps at 120 volts
C. 60 amps at 240 volts
D. 100 amps at 240 volts
ANSWER
D. 100 amps at 240 volts
Question 13.
A floor joist in a crawl space has been cut where the toilet drain passes through the floor. The joists are
2x6 spaced at 16" on center. The inspector should recommend that
A. the buyer monitor the floor. Floor systems such as this have redundant framing and removal of one
joist is insignificant
B. a contractor should support the cut joist with new piers and posts from below
C. the cut joist should be headed off to adjacent framing members to distribute the load
D. a contractor be contacted to determine with is needed and make repairs
ANSWER
D. a contractor be contacted to determine with is needed and make repairs
