SOLUTIONS MANUAL
** All Chapters included
** Competency Test QAs
,Table of Contents are given below
Unit 1. Introduction to the National Electrical Code®
Unit 2. Definitions
Unit 3. Boxes and Enclosures
Unit 4. Cables
Unit 5. Raceways and Conductors
Unit 6. General Provisions
Unit 7. Specific Provisions
Unit 8. Load Calculations
Unit 9. Services and Electrical Equipment
Unit 10. Comprehensive Provisions
Unit 11. Load Calculations
Unit 12. General Provisions
Unit 13. Nondwelling Load Calculations
Unit 14. Services, Feeders, and Equipment
Unit 15. Hazardous (Classified) Locations
Unit 16. Health Care Facilities
Unit 17. Industrial Locations
Unit 18. Special Occupancies
Unit 19. Specific Equipment
,Solution and Answer Guide: Miller/Sandefur, Illustrated Guide to the NEC®, 10e, ©2027, 9798214133461; Unit 1: Introduction to the National
Electrical Code®
Solution and Answer Guide
MILLER/SANDEFUR, ILLUSTRATED GUIDE TO THE NEC®, 10E, ©2027, 9798214133461; UNIT 1:
INTRODUCTION TO THE NATIONAL ELECTRICAL CODE®
TABLE OF CONTENTS
Unit 1 Competency Test.......................................................................................................1
UNIT 1 COMPETENCY TEST
1. The National Fire Protection Association has acted as sponsor of the National Electrical
Code since__________________.
a. Reference: IG Page 2
b. Answer: 1911
2. Informative Annex _______________ provides a list of product safety standards used for
product listing where that listing is required by the NEC.
a. NEC® Reference: Informative Annex A
b. Answer: A
3. Which chapters in the NEC apply generally to all installations?
a. NEC® Reference: 90.3
b. Answer: Chapters 1, 2, 3, and 4
4. Every three years, the National Electrical Code is revised, but the Code has only been on a
three-year revision cycle since _______________.
a. Reference: IG Page 2
b. Answer: 1975
5. The purpose of the National Electrical Code is the practical safeguarding of ___________
from hazards arising from the use of electricity.
a. NEC® Reference: 90.2(B)
b. Answer: persons and property
6. The original Code document was developed in _______________ as a result of the united
efforts of various insurance, electrical, architectural, and allied interests.
a. Reference: IG Page 2
b. Answer: 1897
1
, Solution and Answer Guide: Miller/Sandefur, Illustrated Guide to the NEC®, 10e, ©2027, 9798214133461; Unit 1: Introduction to the National
Electrical Code®
7. Informative annexes are not part of the requirements of the NEC but are included for
_______________ only.
a. NEC® Reference: 90.3
b. Answer: informational purposes
8. What city was home to the first central-station electric generating plant developed by
Thomas A. Edison?
a. Reference: IG Page 2
b. Answer: New York City
9. Chapter _______________ consists of tables that are applicable as referenced.
a. NEC® Reference: 90.3
b. Answer: 9
10. In the NEC, UL is the abbreviation for _______________.
a. NEC® Reference: Annex I, footnote under Table I.3
b. Answer: Underwriters Laboratories
11. Equipment that is listed, labeled, or both, or identified for a use shall be installed and used
in accordance with any _______________ included in the listing, labeling, or identification.
a. NEC® Reference: 110.3(B)
b. Answer: instructions
3
** All Chapters included
** Competency Test QAs
,Table of Contents are given below
Unit 1. Introduction to the National Electrical Code®
Unit 2. Definitions
Unit 3. Boxes and Enclosures
Unit 4. Cables
Unit 5. Raceways and Conductors
Unit 6. General Provisions
Unit 7. Specific Provisions
Unit 8. Load Calculations
Unit 9. Services and Electrical Equipment
Unit 10. Comprehensive Provisions
Unit 11. Load Calculations
Unit 12. General Provisions
Unit 13. Nondwelling Load Calculations
Unit 14. Services, Feeders, and Equipment
Unit 15. Hazardous (Classified) Locations
Unit 16. Health Care Facilities
Unit 17. Industrial Locations
Unit 18. Special Occupancies
Unit 19. Specific Equipment
,Solution and Answer Guide: Miller/Sandefur, Illustrated Guide to the NEC®, 10e, ©2027, 9798214133461; Unit 1: Introduction to the National
Electrical Code®
Solution and Answer Guide
MILLER/SANDEFUR, ILLUSTRATED GUIDE TO THE NEC®, 10E, ©2027, 9798214133461; UNIT 1:
INTRODUCTION TO THE NATIONAL ELECTRICAL CODE®
TABLE OF CONTENTS
Unit 1 Competency Test.......................................................................................................1
UNIT 1 COMPETENCY TEST
1. The National Fire Protection Association has acted as sponsor of the National Electrical
Code since__________________.
a. Reference: IG Page 2
b. Answer: 1911
2. Informative Annex _______________ provides a list of product safety standards used for
product listing where that listing is required by the NEC.
a. NEC® Reference: Informative Annex A
b. Answer: A
3. Which chapters in the NEC apply generally to all installations?
a. NEC® Reference: 90.3
b. Answer: Chapters 1, 2, 3, and 4
4. Every three years, the National Electrical Code is revised, but the Code has only been on a
three-year revision cycle since _______________.
a. Reference: IG Page 2
b. Answer: 1975
5. The purpose of the National Electrical Code is the practical safeguarding of ___________
from hazards arising from the use of electricity.
a. NEC® Reference: 90.2(B)
b. Answer: persons and property
6. The original Code document was developed in _______________ as a result of the united
efforts of various insurance, electrical, architectural, and allied interests.
a. Reference: IG Page 2
b. Answer: 1897
1
, Solution and Answer Guide: Miller/Sandefur, Illustrated Guide to the NEC®, 10e, ©2027, 9798214133461; Unit 1: Introduction to the National
Electrical Code®
7. Informative annexes are not part of the requirements of the NEC but are included for
_______________ only.
a. NEC® Reference: 90.3
b. Answer: informational purposes
8. What city was home to the first central-station electric generating plant developed by
Thomas A. Edison?
a. Reference: IG Page 2
b. Answer: New York City
9. Chapter _______________ consists of tables that are applicable as referenced.
a. NEC® Reference: 90.3
b. Answer: 9
10. In the NEC, UL is the abbreviation for _______________.
a. NEC® Reference: Annex I, footnote under Table I.3
b. Answer: Underwriters Laboratories
11. Equipment that is listed, labeled, or both, or identified for a use shall be installed and used
in accordance with any _______________ included in the listing, labeling, or identification.
a. NEC® Reference: 110.3(B)
b. Answer: instructions
3
