CKD Kitchen Lighting Design 2

Question 1

What is the recommended hanging height for pendant lights above a kitchen island countertop surface?

Accepted Answer

30–36 inches above the countertop

Answer

Pendant lights hung 30–36 inches above the countertop provide optimal task illumination while keeping sightlines clear across the island.

Question 2

When spacing recessed downlights for even ambient illumination, what is the standard rule of thumb for determining the distance between fixtures?

Accepted Answer

Use ceiling height divided by 2 as the spacing distance

Answer

Dividing the ceiling height by 2 gives the recommended center-to-center spacing between recessed fixtures to prevent dark spots between them.

Question 3

Which recessed fixture trim type is required when installing downlights in a kitchen with a sloped or vaulted ceiling?

Accepted Answer

Eyeball or adjustable gimbal trim

Answer

Eyeball or gimbal trims can be pivoted to direct light straight down even when the housing is mounted in a sloped ceiling.

Question 4

When selecting a chandelier diameter for a kitchen dining area, which rule of thumb is commonly used?

Accepted Answer

Add the room's length and width in feet; that sum in inches approximates the ideal diameter

Answer

Adding the room's length and width in feet and converting that sum to inches gives a proportionally appropriate chandelier diameter for the space.

Question 5

What is the primary design purpose of cove or indirect lighting installed near the ceiling in a kitchen?

Accepted Answer

To create soft, glare-free ambient illumination by bouncing light off the ceiling or upper walls

Answer

Cove lighting conceals the source and bounces light off the ceiling or upper walls, producing soft, diffuse ambient illumination without glare or harsh shadows.

CKD - Certified Kitchen Designer Practice Test

CKD - Certified Kitchen Designer Practice Test

CKD Kitchen Lighting Design 2