Arizona Contractor License CR-67 Exam
Questions with Correct Verified Answers |
Latest Update
Question 1
With a primary protector installed inside a building, the communications wires should
enter the building through?
Correct Answer
A noncombustible insulating bushing (or a metal raceway)
Question 2
Low -power network -powered broadband communications circuits located outside a
building should be installed using what cables (choose all that apply)?
Correct Answer
Type BLU or BLX cables
Question 3
In Arizona, it is the Prometric that administers licensing.
Correct Answer
False. It is the Arizona Registrar of Contractors that administers licensing. Prometric
administers the exams only.
Question 4
ARTICLE ______ covers circuits and equipments that operate at 50 volts or less
Correct Answer
720
Page 1 of 37
,Question 5
What tells there heat transfer capability through a substance by conduction?
Correct Answer
Thermal resistivity
Question 6
On those networks -powered broadband communications conductors that are not
exposed to lightning you do not need to provide primary electrical protection.
Correct Answer
False
Question 7
A lighting system that has an isolating power supply operating at no more than _____
volts peak under any load condition is considered as low voltage
Correct Answer
30 Volts
Question 8
A _________ is the area of demarcation between intra -building and inter- building
cabling.
Correct Answer
Main Distribution Frame (MDF)
Question 9
An area with an average of _____ or less thunderstorm days a year plus an earth
resistivity of fewer than ______ ohmmeters is not considered to have lightning
exposure.
Correct Answer
5/100 ohmmeters
Page 2 of 37
,Question 10
PVC conduit can hold many wires.
Correct Answer
True
Question 11
A Class _____, Division _____ Location is one with combustible dust not normally in the
air in quantities sufficient to produce explosive or ignitable mixtures and dust
accumulation are normally insufficient to interfere with the normal operation of
electrical equipment or other apparatus.
Correct Answer
Class 2, Division 2
Question 12
Power -supply and fire alarm circuits conductors may stay in the same cable as long
as?
Correct Answer
They are connected to the same equipment.
Question 13
In Arizona, in order to qualify an applicant for the C12 required to possess how many
years of verifiable experience?
Correct Answer
1 year
Question 14
A service disconnect need to have a rating which is?
Correct Answer
No less than that the calculated load or for the type of installation
Page 3 of 37
, Question 15
When installing surge protective devices to protect the circuits, the requirements of
NEC Article ________ need to be followed.
Correct Answer
285
Question 16
A typical work space (for a working voltage under 600V) should have a minimum
headroom of ______ m.
Correct Answer
2.0 m
Question 17
Fast- blow fuses tend to open real quick when the rated current is reached.
Correct Answer
True
Question 18
RHH wires use rubber insulation that is high heat resistant and is good in?
Correct Answer
Is only good in dry locations.
Question 19
For a low voltage configuration, the conductors to use for appliance branch circuits
that supply more than one appliance should never be smaller than?
Correct Answer
10 AWG copper (or equivalent)
Page 4 of 37
Questions with Correct Verified Answers |
Latest Update
Question 1
With a primary protector installed inside a building, the communications wires should
enter the building through?
Correct Answer
A noncombustible insulating bushing (or a metal raceway)
Question 2
Low -power network -powered broadband communications circuits located outside a
building should be installed using what cables (choose all that apply)?
Correct Answer
Type BLU or BLX cables
Question 3
In Arizona, it is the Prometric that administers licensing.
Correct Answer
False. It is the Arizona Registrar of Contractors that administers licensing. Prometric
administers the exams only.
Question 4
ARTICLE ______ covers circuits and equipments that operate at 50 volts or less
Correct Answer
720
Page 1 of 37
,Question 5
What tells there heat transfer capability through a substance by conduction?
Correct Answer
Thermal resistivity
Question 6
On those networks -powered broadband communications conductors that are not
exposed to lightning you do not need to provide primary electrical protection.
Correct Answer
False
Question 7
A lighting system that has an isolating power supply operating at no more than _____
volts peak under any load condition is considered as low voltage
Correct Answer
30 Volts
Question 8
A _________ is the area of demarcation between intra -building and inter- building
cabling.
Correct Answer
Main Distribution Frame (MDF)
Question 9
An area with an average of _____ or less thunderstorm days a year plus an earth
resistivity of fewer than ______ ohmmeters is not considered to have lightning
exposure.
Correct Answer
5/100 ohmmeters
Page 2 of 37
,Question 10
PVC conduit can hold many wires.
Correct Answer
True
Question 11
A Class _____, Division _____ Location is one with combustible dust not normally in the
air in quantities sufficient to produce explosive or ignitable mixtures and dust
accumulation are normally insufficient to interfere with the normal operation of
electrical equipment or other apparatus.
Correct Answer
Class 2, Division 2
Question 12
Power -supply and fire alarm circuits conductors may stay in the same cable as long
as?
Correct Answer
They are connected to the same equipment.
Question 13
In Arizona, in order to qualify an applicant for the C12 required to possess how many
years of verifiable experience?
Correct Answer
1 year
Question 14
A service disconnect need to have a rating which is?
Correct Answer
No less than that the calculated load or for the type of installation
Page 3 of 37
, Question 15
When installing surge protective devices to protect the circuits, the requirements of
NEC Article ________ need to be followed.
Correct Answer
285
Question 16
A typical work space (for a working voltage under 600V) should have a minimum
headroom of ______ m.
Correct Answer
2.0 m
Question 17
Fast- blow fuses tend to open real quick when the rated current is reached.
Correct Answer
True
Question 18
RHH wires use rubber insulation that is high heat resistant and is good in?
Correct Answer
Is only good in dry locations.
Question 19
For a low voltage configuration, the conductors to use for appliance branch circuits
that supply more than one appliance should never be smaller than?
Correct Answer
10 AWG copper (or equivalent)
Page 4 of 37
