NCCER 26412 TEST STUDY GUIDE
Which of the following is TRUE regarding luminaires installed in fountains?
Fountain luminaires operating below the low-voltage contact limit always require GFCI
protection.
Fountain luminaires operating below the low-voltage contact limit always require GFCI
protection.
Fountain luminaires installed with the lens facing upward must be guarded or listed for
use without a guard.
Fountain luminaires may be permanently embedded into the fountain's structure. -
ANSWER Fountain luminaires installed with the lens facing upward must be guarded or
listed for use without a guard.
In agricultural buildings that require equipotential planes, the equipotential plane MUST
be bonded to the grounding system with a bare or insulated solid copper wire no
smallerthan _____________.
No. 14 AWG
No. 12 AWG
No. 10 AWG
No. 8 AWG - ANSWER No. 8 AWG
Which of the following is TRUE with regard to fixed stage switchboards?
They are not referenced in the NEC®.
They are not required to contain overcurrent devices.
They are permitted to supply both stage and non-stage equipment.
They must be located on the stage. - ANSWER They are permitted to supply both stage
and non-stage equipment.
Which of the following qualifies as an assembly occupancy?
A restroom of a convention center
The auditorium of a civic center
A small office in a chamber of commerce
The walk-in cooler of acafeteria - ANSWER The auditorium of a civic center
, Wall-mounted underwater luminaires must be installed so that the top of the lens is
below the water level AT LEAST ________.
8"
12"
18"
24" - ANSWER 18"
As long as qualified personnel service the equipment under engineering supervision, a
marina may have a MAXIMUM system voltageof __________.
240V
480V
600V
1,000V - ANSWER 600V
When two or more wired partitions are electrically connected together, the cord MUST
be terminated at an attachment plug-and-cord connector equipped with a __________.
strain relief device
circuit breaker
site-isolating device
positive locking device - ANSWER strain relief device
In both new and retrofit construction situations, a hydromassage or whirlpool tub MUST
have power supplied by a(n) .
cord and plug connection
individual branch circuit
minimum 30A branch circuit
minimum 45A branch circuit - ANSWER individual branch circuit
NEC Section 555.33(A)(2) states that proper shore power receptacles for marinas shall
be __________.
equipped with strain relief for the cable when it is plugged in
equipped with individualammeters
rated at no more than 50A
Which of the following is TRUE regarding luminaires installed in fountains?
Fountain luminaires operating below the low-voltage contact limit always require GFCI
protection.
Fountain luminaires operating below the low-voltage contact limit always require GFCI
protection.
Fountain luminaires installed with the lens facing upward must be guarded or listed for
use without a guard.
Fountain luminaires may be permanently embedded into the fountain's structure. -
ANSWER Fountain luminaires installed with the lens facing upward must be guarded or
listed for use without a guard.
In agricultural buildings that require equipotential planes, the equipotential plane MUST
be bonded to the grounding system with a bare or insulated solid copper wire no
smallerthan _____________.
No. 14 AWG
No. 12 AWG
No. 10 AWG
No. 8 AWG - ANSWER No. 8 AWG
Which of the following is TRUE with regard to fixed stage switchboards?
They are not referenced in the NEC®.
They are not required to contain overcurrent devices.
They are permitted to supply both stage and non-stage equipment.
They must be located on the stage. - ANSWER They are permitted to supply both stage
and non-stage equipment.
Which of the following qualifies as an assembly occupancy?
A restroom of a convention center
The auditorium of a civic center
A small office in a chamber of commerce
The walk-in cooler of acafeteria - ANSWER The auditorium of a civic center
, Wall-mounted underwater luminaires must be installed so that the top of the lens is
below the water level AT LEAST ________.
8"
12"
18"
24" - ANSWER 18"
As long as qualified personnel service the equipment under engineering supervision, a
marina may have a MAXIMUM system voltageof __________.
240V
480V
600V
1,000V - ANSWER 600V
When two or more wired partitions are electrically connected together, the cord MUST
be terminated at an attachment plug-and-cord connector equipped with a __________.
strain relief device
circuit breaker
site-isolating device
positive locking device - ANSWER strain relief device
In both new and retrofit construction situations, a hydromassage or whirlpool tub MUST
have power supplied by a(n) .
cord and plug connection
individual branch circuit
minimum 30A branch circuit
minimum 45A branch circuit - ANSWER individual branch circuit
NEC Section 555.33(A)(2) states that proper shore power receptacles for marinas shall
be __________.
equipped with strain relief for the cable when it is plugged in
equipped with individualammeters
rated at no more than 50A
