CEI Electrical Code & Standards

Question 1

What is the purpose of the National Electrical Code (NEC)?

Accepted Answer

Set safety standards for installations

Answer

To promote electrical products

Answer

Increase electrical costs

Answer

Eliminate inspections

Question 2

Which organization publishes the NEC?

Accepted Answer

NFPA

Answer

IEEE

Answer

OSHA

Answer

UL

Question 3

What does Article 110 of the NEC cover?

Accepted Answer

Equipment installation requirements

Answer

Wiring methods

Answer

Grounding

Answer

Transformers

Question 4

Which NEC article covers Grounding and Bonding?

Accepted Answer

Article 250

Answer

Article 200

Answer

Article 300

Answer

Article 400

Question 5

What is a GFCI and where is it required?

Accepted Answer

Shock protection device in wet areas

Answer

General fuse in living rooms

Answer

Overcurrent device

Answer

Power supply switch

Question 6

What is the minimum wire gauge for household branch circuits?

Accepted Answer

14 AWG

Answer

10 AWG

Answer

20 AWG

Answer

18 AWG

Question 7

What must be done before beginning electrical inspections?

Accepted Answer

Verify power is off

Answer

Start inspection immediately

Answer

Ignore safety

Answer

Turn on all circuits

Question 8

How often is the NEC updated?

Accepted Answer

Every three years

Answer

Every year

Answer

Every five years

Answer

Never

Question 9

What is a primary focus during electrical inspections?

Accepted Answer

Code compliance and safety

Answer

Speed of installation

Answer

Aesthetic appearance

Answer

Cost savings