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CLC Residential Lighting Design Flashcards

6 cards from real CLC practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

Read the first 6 CLC Residential Lighting Design flashcards as text

  1. In residential lighting design, 'wall washing' technique is most effective for which design goal?

    Answer: Creating even, shadow-free illumination across a vertical wall surface to visually enlarge the room

    Wall washing uses fixtures with asymmetric distributions to bathe an entire wall in even light, making spaces feel brighter and larger.

  2. Which residential area most commonly requires a luminaire with a wet-location listing per the NEC?

    Answer: Covered porch or outdoor entry fully exposed to rain

    NEC 410.10(A) requires wet-location-listed luminaires in areas exposed to the weather, such as open or covered outdoor entries subject to rain.

  3. A residential lighting designer recommends 'scene' presets for a dining room dimmer system. What is the primary benefit of pre-programmed scenes?

    Answer: Allowing one-touch selection of appropriate light levels for different activities (dining, entertaining, cleaning)

    Scene presets enable homeowners to instantly recall optimized light levels for different activities without manually adjusting each dimmer individually.

  4. The minimum ceiling height generally recommended for installing a residential chandelier over a dining table without risk of visual obstruction is approximately how many feet?

    Answer: 8 feet

    Standard residential dining rooms have 8-foot ceilings; chandeliers should hang so the bottom is approximately 30–36 inches above the tabletop, which works comfortably at 8 feet.

  5. In a residential home theater, which lighting characteristic is most important to control in order to preserve screen contrast and viewing quality?

    Answer: Spill light and reflections on the screen surface from room luminaires

    Any stray light that reflects off the screen surface reduces contrast ratio, washing out dark content and degrading the viewing experience.

  6. Which electrical box rating is required in the US for a ceiling luminaire weighing more than 35 pounds?

    Answer: Fan-rated or luminaire-rated box listed for the specific weight

    NEC 314.27 requires outlet boxes or structural supports listed for the specific weight of the luminaire when fixtures exceed 35 lbs.