National Electrical Code (NEC) Quiz

What is the primary purpose of Article 90 in the National Electrical Code (NEC)?

• To provide a design specification for electrical installations

• To serve as an instruction manual for untrained persons

• To ensure the practical safeguarding of persons and property from electrical hazards

• To ensure electrical installations are efficient and convenient

According to Article 90, what is NOT a purpose of the NEC?

• To ensure the installation is safe

• To ensure the installation is efficient

• To ensure the installation is convenient

• To ensure the installation can accommodate future expansion

What does the NEC NOT intend to ensure about electrical installations?

• Safety from electrical hazards

• Efficiency

• Convenience

• Adequacy for future expansion

What does the NEC contain requirements for?

• Efficient electrical installations

• Safe electrical installations

• Convenient electrical installations

• Future expansion of electrical installations

What is the NEC NOT intended to be?

• A design specification

• An instruction manual for untrained persons

• A practical safeguarding code

• A rulebook for electrical installations

How many chapters is the NEC divided into?

• Seven

• Eight

• Nine

• Ten

What type of installations does the NEC cover?

• Installations used to import electric power from premises wiring to vehicles

• Installations used to export electric power from vehicles to premises wiring

• Installations used to export electric power from premises wiring to vehicles

• Installations used to import electric power from vehicles to premises wiring

Which chapters of the NEC apply to special occupancies, special equipment, or other special conditions?

• Chapters 1, 2, and 3

• Chapters 4, 5, and 6

• Chapters 5, 6, and 7

• Chapters 7, 8, and 9

What is the role of the authority having jurisdiction in relation to the NEC?

• Approving equipment and materials

• Waiving Code requirements

• Ensuring equipment is installed in accordance with listing instructions

• All of the above

What is the primary focus of Chapter 8 in the NEC?

• General electrical installations

• Special occupancies

• Communications systems

• Electrical safety