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According to the NEC, a(n) ? is defined as “one who has skills and knowledge related
to the construction and operation of the electrical equipment and installations and has received safety training to recognize and avoid the hazards involved.”
a.craftsman
b.electrician
c.experienced person
d.qualified person
The correct answer is: qualified person
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Premises wiring, by definition, would include wiring internal to an appliance located in a premises.
Select one:
True
False
The correct answer is 'False'.
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A structure that stands alone, or that is separated from adjoining structures by firewalls, is defined as a(n) ? .
a.building
b.cabinet
c.dwelling
d.enclosure
The correct answer is: building
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Which of the following would accessible (as applied to wiring methods) be applicable to
by definition?
a.Installation not guarded by locked doors
b.Installation of a luminaire
c.Installation of a motor
d.Installation of electrical metallic tubing (EMT)
The correct answer is: Installation of electrical metallic tubing (EMT)
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Which of the following would be defined as readily accessible?
a.A circuit breaker in an unlocked distribution panel
b.A junction box installed above a lift-out ceiling
c.A receptacle installed in the ceiling of a garage for a garage door opener
d.Wires installed in a surface-mounted raceway
The correct answer is: A circuit breaker in an unlocked distribution panel
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It is necessary to remove part of a sheetrock wall to remove and replace a run of nonmetallic-sheathed cable. Therefore, the nonmetallic-sheathed cable is considered to be ? by definition.
a.accessible
b.not accessible
c.readily accessible
The correct answer is: not accessible
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The definition of exposed has a different meaning when applied to wiring methods than when applied to live parts.
Select one:
True
False
The correct answer is 'True'.
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Which of the statements is/are true by definition?
a.A pull box above a lift out ceiling is accessible, but not readily accessible.
b.Electrical equipment shall be considered readily accessible to those to whom ready
access is requisite when it is capable of being reached quickly for operation by using
a portable ladder.
c.Both a. and b.
d.Neither a. nor b.
The correct answer is: A pull box above a lift out ceiling is accessible, but not readily
accessible.
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Which of the following conduit installations would not be considered an accessible wiring method?
a.Installed above a lift-out ceiling
b.Installed in concrete
c.Installed on the surface of a brick wall outdoors
d.Installed on the surface of a wall indoors, 10' above floor level
The correct answer is: Installed in concrete
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Concealed, by definition, means the equipment or wiring method is ? .
a.installed in a locked room
b.installed out of sight
c.installed underground
d.rendered inaccessible by the structure of the building
The correct answer is: rendered inaccessible by the structure of the building
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The back of a switchboard is open where an individual could walk up and touch an
energized bus. The buses would be exposed, by definition.
Select one:
True
False
The correct answer is 'True'.
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NEC 230.70(A)(1) requires the service disconnecting means to be installed at a(n) ? location.
a.acceptable
b.accessible
c.approved
d.readily accessible
The correct answer is: readily accessible
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A bathroom is defined as an area including a sink (basin) and a(n) ? or similar
plumbing fixtures.
a.bidet
b.shower
c.toilet
d.tub
e.urinal
f.any of the above
The correct answer is: any of the above
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Section 314.29 generally requires junction boxes to be installed so that the wire
contained within the junction box is ? .
a.acceptable
b.accessible
c.approved
d.readily accessible
The correct answer is: accessible
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NEC 330.10(A) recognizes the use of metal-clad cable for exposed or concealed
installations.
Select one:
True
False
The correct answer is 'True'.
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Approved is defined as ? to the authority having jurisdiction.
a.acceptable
b.accessible
c.approved
d.readily accessible
The correct answer is: acceptable
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All listing is required by the Code to be done by Underwriters Laboratories.
Select one:
True
False
The correct answer is 'False'.
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Which statement(s) is/are true when applied to identifying equipment in accordance with
the definition of identified?
a.Electrical equipment can be identified for a specific use.
b.Electrical equipment can be identified for use in a specific environment.
c.Both a. and b.
d.Neither a. nor b.
The correct answer is: Both a. and b.
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Listed means that equipment, materials, or services ? .
a.have been tested and found suitable for a specified purpose
b.meet appropriate designated standards
c.both a. and b.
d.either a. or b.
The correct answer is: either a. or b.
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If equipment is identified, it is by definition recognizable as suitable for the specific
purpose, function, use, environment, application, and so forth, where described in a particular Code requirement.
a. True
b. False
NEC Reference
The correct answer is: True
The correct answer is: 100
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Section 110.2 indicates conductors required by the Code are acceptable only if ? .
a.approved
b.accessible
c.identified
d.specified
The correct answer is: approved
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Section 424.58 requires duct heaters installed in air ducts to be ? suitable for the installation.
a.approved and
b.accessible and
c.identified as
d.specified as
The correct answer is: identified as
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The identifying term used to indicate a piece of electrical equipment is isolated would be
? .
a.buried
b.hidden
c.not accessible
d.not readily accessible
The correct answer is: not readily accessible
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By definition, which statement is correct regarding automatic function and nonautomatic function?
a.A nonautomatic function does not require human intervention.
b.A nonautomatic function requires human intervention.
c.An automatic function requires human intervention.
d.None of the above.
The correct answer is: A nonautomatic function requires human intervention.
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When a suitable fence is installed around a switchyard, the switchyard is said to be ? ,
by definition.
a.contained
b.guarded
c.identified
d.isolated
The correct answer is: guarded
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By definition, which of the following is not considered a dwelling?
a.Guest room
b.Multifamily building
c.One-family house
d.Two-family house
The correct answer is: Guest room
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Section 110.18 requires all arcing parts of electrical equipment to be enclosed or
separated, and ? from all combustible material.
a.barricaded
b.guarded
c.isolated
d.removed
The correct answer is: isolated
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NEC 110.27(A) requires live parts of electrical equipment operating at 50 volts or more to be ? against accidental contact.
a.barricaded
b.guarded
c.insulated
d.isolated
The correct answer is: guarded
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Electrical equipment that is ? is electrically connected to, or is, a source of voltage, by definition.
a.energized
b.guarded
c.insulated
d.isolated
The correct answer is: energized
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? is defined as connected to ground without inserting any resistor or impedance
device.
a.Insulated ground
b.Isolated grounding
c.Low impedance grounding
d.Solidly grounded
The correct answer is: Solidly grounded
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A(n) ? rating is defined as the highest current at rated voltage that a device is
identified to interrupt under standard test conditions.
a.interrupting
b.OCPD
c.overcurrent
d.trip current
The correct answer is: interrupting
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Definitions appearing in only one article of the NEC are typically located in which section of that article?
a.First (XXX.1)
b.Second (XXX.2)
c.Third (XXX.3)
d.Fourth (XXX.4)
The correct answer is: Second (XXX.2)
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An intersystem bonding termination is defined as a device that provides a means forconnecting intersystem bonding conductors for communications systems to the ? .
a.bonding conductor
b.equipment grounding conductor
c.grounding electrode system
d.telecommunication primary protector
The correct answer is: grounding electrode system
