National Home Inspector Exam 494 Complete Questions and Answers
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
contractor be contacted to determine what is needed and make repairs
A ground fault circuit interrupter (GFCI) is a safety device that - ✔✔✔-disconnects the power
when sensing current leakage to ground
a home inspection report Must include - ✔✔✔-the type of roof material and the method of
observation
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 - ✔✔✔-an escape and
rescue opening
A subpanel in an older house that is wired with non-metallic sheathed cable (NM) has one
circuit with a ground wire. The ground wire - ✔✔✔-should be connected to a separate
grounded buss bar
A swimming pool fence must prevent passage of a sphere that is larger than - ✔✔✔-4 inches
An electrical system with a fuse on the neutral conductor and on the energized (hot) conductors
- ✔✔✔-is hazardous and should be corrected
An ungrounded receptacle may be replaced by a ground fault circuit interrupter installed -
✔✔✔-upstream from the receptacle
At what level would water pressure within a single-family dwelling begin to be considered
excessive and require correction - ✔✔✔-80 PSI
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
contractor be contacted to determine what is needed and make repairs
A ground fault circuit interrupter (GFCI) is a safety device that - ✔✔✔-disconnects the power
when sensing current leakage to ground
a home inspection report Must include - ✔✔✔-the type of roof material and the method of
observation
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 - ✔✔✔-an escape and
rescue opening
A subpanel in an older house that is wired with non-metallic sheathed cable (NM) has one
circuit with a ground wire. The ground wire - ✔✔✔-should be connected to a separate
grounded buss bar
A swimming pool fence must prevent passage of a sphere that is larger than - ✔✔✔-4 inches
An electrical system with a fuse on the neutral conductor and on the energized (hot) conductors
- ✔✔✔-is hazardous and should be corrected
An ungrounded receptacle may be replaced by a ground fault circuit interrupter installed -
✔✔✔-upstream from the receptacle
At what level would water pressure within a single-family dwelling begin to be considered
excessive and require correction - ✔✔✔-80 PSI
