Electrical Symbols

What is the primary purpose of electrical codes?

• To ensure electrical installations are aesthetically pleasing

• To protect homeowners and residents

• To make electrical installations more expensive

• To limit the use of electricity in homes

How often is the National Electrical Code (NEC) revised?

• Every 10 years

• Every 3 years

• Every 5 years

• Annually

What must all bathroom receptacles have for safety?

• GFCI protection

• AFCI protection

• Tamper-resistant features

• Waterproof covers

How many 20-amp 120-volt 'small appliance' circuits are required in the kitchen?

• At least one

• At least two

• At least three

• At least four

What type of lighting fixtures are required in closets?

• Incandescent light bulbs with a globe cover

• LED bulbs at least 12 inches from storage areas

• All of the above

• CFL bulbs within 6 inches of storage areas

What is required for a hallway over 10 feet long?

• A ceiling fan

• An outlet for general purpose use

• A motion sensor light

• A 20-amp circuit

What does AFCI protection guard against?

• Water damage

• Child tampering

• Overloading

• Sparking (arcing)

What is required for all newly constructed garages as of the 2017 NEC?

• A 30-amp circuit for electric vehicles

• At least one dedicated 120-volt 20-amp circuit

• GFCI protection for all receptacles

• AFCI protection for all circuits

What type of receptacles must be tamper-resistant (TR)?

• All standard receptacles

• Only those in the kitchen and bathroom

• Only outdoor receptacles

• Only those in children's rooms

Which room in the house uses the most electricity?

• Kitchen

• Bedroom

• Living Room

• Bathroom