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Devices, Lighting Fixtures & Appliances — ICC E1 Practice Questions

23 questions · 19% of the ICC E1 exam

Worked questions

1. A basement has a non-rated ceiling with a finished area. What type of lighting fixture is required for general lighting in this area?

  • AIC-rated ceiling fixture
  • IC-rated wall-mounted fixture
  • CNon-rated ceiling fixture
  • DSurface-mounted fixture

Exam tip

Always check the ceiling rating when installing lighting fixtures in finished areas with non-rated ceilings.

Why B is correct

According to 2024 IRC Section 310.8, non-rated ceilings in finished areas require IC-rated lighting fixtures to prevent fire hazards. Wall-mounted fixtures are suitable for this application.

2. A bathroom has a recessed lighting fixture that is controlled by a dimmer switch. What type of dimmer switch is required for this application?

  • Line-voltage dimmer
  • BLow-voltage dimmer
  • CElectronic dimmer
  • DMagnetic dimmer

Exam tip

Always use the correct type of dimmer switch for the specific application to ensure safety and compatibility.

Why A is correct

A line-voltage dimmer is required for a recessed lighting fixture controlled by a dimmer switch. Low-voltage and magnetic dimmers are not suitable for line-voltage applications.

6. In the bathroom of a single-family dwelling, what type of lighting fixture is required for a location directly above the bathtub?

  • A wet-rated lighting fixture.
  • BA damp-rated lighting fixture.
  • CAn IC-rated lighting fixture.
  • DA non-rated lighting fixture.

Exam tip

Distinguish between wet, damp, and IC-rated lighting fixtures for different locations.

Why A is correct

The correct answer is option A. The 2024 IRC requires a wet-rated lighting fixture for a location directly above the bathtub. Options B, C, and D are not appropriate for this location.

17 more in the bank

Answers and explanations for these are in the app.

  • A bathroom has a GFCI-protected receptacle installed. What is the maximum number of devices that can be plugged into this receptacle?
  • A bedroom has a ceiling fan that is controlled by a wall switch. What type of switch is required for a ceiling fan control?
  • A GFCI-protected receptacle is required in the kitchen of a single-family dwelling. According to the 2024 International Residential Code, where must this GFCI receptacle be installed?
  • A kitchen has a dedicated 20-amp, 120/240V circuit for a range. What is the minimum size of the branch-circuit conductor required for this circuit?
  • A kitchen has a series of recessed lighting fixtures. Which type of fixture is required to be installed with a minimum of 6 inches from the nearest edge of a countertop?
  • A laundry room has a 30-amp, 240V dryer. What type of circuit is required for this appliance?
  • A living room has a ceiling fan that requires a 20-amp, 120/240V circuit. What type of switch is required for the fan and light control?
  • A living room has a chandelier with multiple light sockets. What is the maximum number of light sockets that can be connected to a single branch circuit?
  • A new electric dryer is being installed in a residential laundry room. What is the minimum size of the dedicated branch circuit required for this appliance?
  • A residential garage has a single receptacle outlet. What is the minimum rating of the receptacle required for this application?
  • A residential hallway has a series of wall switches controlling a single light fixture. What is the correct placement of the switches for this configuration?
  • For a new residential construction, what is the minimum number of branch circuits required from a 200-ampere service panel?
  • For new residential construction, what is the minimum size of the grounding electrode conductor required for a 200-ampere service?
  • In a laundry room of a single-family dwelling, which of the following appliances requires a dedicated branch circuit?
  • In the basement of a two-family dwelling, what type of lighting fixture is required for a ceiling height of 7 feet?
  • In the kitchen of a single-family dwelling, which appliance requires a 20-ampere branch circuit?
  • In the living room of a single-family dwelling, where is a receptacle required to be located for a distance of 12 feet along a wall?

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