,1 |P a g e
ib ib ib ib ib ib
National Electrical Code 1 Competency Tests Section
ib ib ib ib ib ib ib
1 Foundational Provisions
ib ib
Unit 1 Introduction to the National Electrical Code Unit 2 Definitions Unit
ib ib ib ib ib ib ib ib ib ib ib ib
3 Boxes and Enclosures Unit 4 Cables
ib ib ib ib ib ib
Unit 5 Raceways and Conductors
ib ib ib ib
Section 2 One- ib ib
Family Dwellings Unit 6 General Provisions Unit 7 Specific Provisions Unit 8 Load Calculations
ib ib ib ib ib ib ib ib ib ib ib ib ib
Unit 9 Service and Electrical Equipment
ib ib ib ib ib
Section 3 Multifamily Dwellings
ib ib ib
Unit 10 Comprehensive Provisions Unit 11 Load Calculations Unit
ib ib ib ib ib ib ib ib ib
12 General Provisions
ib ib
Section 4 Commercial Locations
ib ib ib
Unit 13 Non- ib ib
dwelling Load Calculations Unit 14 Services, Feeders, and Equipment Unit 15 Hazardous (Clas
ib ib ib ib ib ib ib ib ib ib ib ib
sified) Locations ib
Section 5 Special Occupancies, Areas, and Equipment Unit 16 Health Care
ib ib ib ib ib ib ib ib ib ib
Unit 17 Industrial Locations Unit 18 Special Occupancies Unit 19 Specific Equipment
ib ib ib ib ib ib ib ib ib ib ib
Extra Study Questionsib ib
,2 |P a g e
ib ib ib ib ib ib
Unit 1 Introduction to the National Electrical Code Unit 2 Definitions
ib ib ib ib ib ib ib ib ib ib
1. The National Fire Protection Association has acted as sponsor of the National Electrical C
ib ib ib ib ib ib ib ib ib ib ib ib ib
ode since ib ib .
1911 (Pg.2) ib
2. Informative Annex ib ib
provides a list of product safety standards used for product listing ib ib ib ib ib ib ib ib ib ib ib
where that listing is required by the NEC.
ib ib ib ib ib ib ib
Informative Annex A (NEC 70-710) ib ib ib ib
3. Which chapters in the NEC apply generally to all installations?
ib ib ib ib ib ib ib ib ib
Chapter 1 through 4 apply to all electrical installations (Pg.5)
ib ib ib ib ib ib ib ib ib
4. Every three years, the National Electrical code is revised, but the Code has only been on a th
ib ib ib ib ib ib ib ib ib ib ib ib ib ib ib ib ib
ree-year cycle since ib ib ibi b .
1975 (Pg.2) ib
5. The purpose of the National Electrical Code is the practical safeguarding of
ib ib ib ib ib ib ib ib ib ib ib
form hazards arising from the use of electricity.
ib ib ib ib ib ib ib
Persons and Property (Pg.2) ib ib ib
6. The original Code document was developed in
ib ib ib ib ib ib ib
as a result of the united efforts of v ib ib ib ib ib ib ib ib
arious insurance, electrical, architectural, and allied interests.
ib ib ib ib ib ib
1897 (Pg.2) ib
7. Informative annexes are not part of the requirements of the NEC but are included for
ib ib ib ib ib ib ib ib ib ib ib ib ib ib
only.
Informational Notes (Pg.5) ib ib
8. What city was home to the first central-
ib ib ib ib ib ib ib
station electric generating plant developed by Thomas A. Edison?
ib ib ib ib ib ib ib ib
New York City (Pg. 2)
ib ib ib ib
, 3 |P a g e
ib ib ib ib ib ib
9. Chapter consists of tables that are applicable as referenced.
ibi b ib ib ib ib ib ib ib
9 (Pg.5)
ib
10. In the NEC, UL is the abbreviation for ib ib ib ib ib ib ib ib .
Underwriters Laboratories, Inc. (Pg.7) ib ib ib
11. Listed or labeled equipment shall be installed and used in accordance with any
ib ib ib ib ib ib ib ib ib ib ib ib
included in the listing or labeling. ib ib ib ib ib
Instructions (Pg. 6) (NEC 110.3 (B)). ib ib ib ib ib
Unit 2 ib
1. An ib
branch circuit supplies two or more receptacles or outlets for lighting and a
ib ib ib ib ib ib ib ib ib ib ib ib
ppliances.
General Purpose (Pg. 16) ib ib ib
2.
is the largest amount of current capable of being delivered at a point on the electrical sy
ib ib ib ib ib ib ib ib ib ib ib ib ib ib ib ib
stem during a shout-circuit condition.
ib ib ib ib
Available fault current (Pg.20) ib ib ib
3. An ib
branch circuit consists of two or more ungrounded conductors having a potent ib ib ib ib ib ib ib ib ib ib ib
ial difference between them, and a grounded conductor having equal potential difference
ib ib ib ib ib ib ib ib ib ib ib ib
between it and each ungrounded conductor of the circuit and that is connected to the neutr
ib ib ib ib ib ib ib ib ib ib ib ib ib ib ib
al or grounded conductor of the system.
ib ib ib ib ib ib
Multiwire (Pg.16) ib
4. An intermittent operation in which load conditions are regularly recurrent is the definition o
ib ib ib ib ib ib ib ib ib ib ib ib ib
f .
ib
Periodic Duty (NEC 70-34) ib ib ib
5. The is the connection between the grounded-
ib ib ib ib ib ib
circuit conductor and the equipment grounding conductor at the service.
ib ib ib ib ib ib ib ib ib
ib ib ib ib ib ib
National Electrical Code 1 Competency Tests Section
ib ib ib ib ib ib ib
1 Foundational Provisions
ib ib
Unit 1 Introduction to the National Electrical Code Unit 2 Definitions Unit
ib ib ib ib ib ib ib ib ib ib ib ib
3 Boxes and Enclosures Unit 4 Cables
ib ib ib ib ib ib
Unit 5 Raceways and Conductors
ib ib ib ib
Section 2 One- ib ib
Family Dwellings Unit 6 General Provisions Unit 7 Specific Provisions Unit 8 Load Calculations
ib ib ib ib ib ib ib ib ib ib ib ib ib
Unit 9 Service and Electrical Equipment
ib ib ib ib ib
Section 3 Multifamily Dwellings
ib ib ib
Unit 10 Comprehensive Provisions Unit 11 Load Calculations Unit
ib ib ib ib ib ib ib ib ib
12 General Provisions
ib ib
Section 4 Commercial Locations
ib ib ib
Unit 13 Non- ib ib
dwelling Load Calculations Unit 14 Services, Feeders, and Equipment Unit 15 Hazardous (Clas
ib ib ib ib ib ib ib ib ib ib ib ib
sified) Locations ib
Section 5 Special Occupancies, Areas, and Equipment Unit 16 Health Care
ib ib ib ib ib ib ib ib ib ib
Unit 17 Industrial Locations Unit 18 Special Occupancies Unit 19 Specific Equipment
ib ib ib ib ib ib ib ib ib ib ib
Extra Study Questionsib ib
,2 |P a g e
ib ib ib ib ib ib
Unit 1 Introduction to the National Electrical Code Unit 2 Definitions
ib ib ib ib ib ib ib ib ib ib
1. The National Fire Protection Association has acted as sponsor of the National Electrical C
ib ib ib ib ib ib ib ib ib ib ib ib ib
ode since ib ib .
1911 (Pg.2) ib
2. Informative Annex ib ib
provides a list of product safety standards used for product listing ib ib ib ib ib ib ib ib ib ib ib
where that listing is required by the NEC.
ib ib ib ib ib ib ib
Informative Annex A (NEC 70-710) ib ib ib ib
3. Which chapters in the NEC apply generally to all installations?
ib ib ib ib ib ib ib ib ib
Chapter 1 through 4 apply to all electrical installations (Pg.5)
ib ib ib ib ib ib ib ib ib
4. Every three years, the National Electrical code is revised, but the Code has only been on a th
ib ib ib ib ib ib ib ib ib ib ib ib ib ib ib ib ib
ree-year cycle since ib ib ibi b .
1975 (Pg.2) ib
5. The purpose of the National Electrical Code is the practical safeguarding of
ib ib ib ib ib ib ib ib ib ib ib
form hazards arising from the use of electricity.
ib ib ib ib ib ib ib
Persons and Property (Pg.2) ib ib ib
6. The original Code document was developed in
ib ib ib ib ib ib ib
as a result of the united efforts of v ib ib ib ib ib ib ib ib
arious insurance, electrical, architectural, and allied interests.
ib ib ib ib ib ib
1897 (Pg.2) ib
7. Informative annexes are not part of the requirements of the NEC but are included for
ib ib ib ib ib ib ib ib ib ib ib ib ib ib
only.
Informational Notes (Pg.5) ib ib
8. What city was home to the first central-
ib ib ib ib ib ib ib
station electric generating plant developed by Thomas A. Edison?
ib ib ib ib ib ib ib ib
New York City (Pg. 2)
ib ib ib ib
, 3 |P a g e
ib ib ib ib ib ib
9. Chapter consists of tables that are applicable as referenced.
ibi b ib ib ib ib ib ib ib
9 (Pg.5)
ib
10. In the NEC, UL is the abbreviation for ib ib ib ib ib ib ib ib .
Underwriters Laboratories, Inc. (Pg.7) ib ib ib
11. Listed or labeled equipment shall be installed and used in accordance with any
ib ib ib ib ib ib ib ib ib ib ib ib
included in the listing or labeling. ib ib ib ib ib
Instructions (Pg. 6) (NEC 110.3 (B)). ib ib ib ib ib
Unit 2 ib
1. An ib
branch circuit supplies two or more receptacles or outlets for lighting and a
ib ib ib ib ib ib ib ib ib ib ib ib
ppliances.
General Purpose (Pg. 16) ib ib ib
2.
is the largest amount of current capable of being delivered at a point on the electrical sy
ib ib ib ib ib ib ib ib ib ib ib ib ib ib ib ib
stem during a shout-circuit condition.
ib ib ib ib
Available fault current (Pg.20) ib ib ib
3. An ib
branch circuit consists of two or more ungrounded conductors having a potent ib ib ib ib ib ib ib ib ib ib ib
ial difference between them, and a grounded conductor having equal potential difference
ib ib ib ib ib ib ib ib ib ib ib ib
between it and each ungrounded conductor of the circuit and that is connected to the neutr
ib ib ib ib ib ib ib ib ib ib ib ib ib ib ib
al or grounded conductor of the system.
ib ib ib ib ib ib
Multiwire (Pg.16) ib
4. An intermittent operation in which load conditions are regularly recurrent is the definition o
ib ib ib ib ib ib ib ib ib ib ib ib ib
f .
ib
Periodic Duty (NEC 70-34) ib ib ib
5. The is the connection between the grounded-
ib ib ib ib ib ib
circuit conductor and the equipment grounding conductor at the service.
ib ib ib ib ib ib ib ib ib
