IDFX - Interior Design Fundamentals Exam Lighting and Color Theory 1

Question 1

Which term describes the phenomenon where two colors appear to match under one light source but differ under another?

Accepted Answer

Metamerism

Answer

Chromatic adaptation

Answer

Simultaneous contrast

Answer

Color constancy

Question 2

On the Kelvin color temperature scale, which range is considered 'warm white' and is most commonly used in residential living spaces?

Accepted Answer

2700K–3000K

Answer

3500K–4000K

Answer

4100K–5000K

Answer

5500K–6500K

Question 3

Which layer of lighting is specifically intended to highlight architectural features or artwork and create visual interest through contrast?

Accepted Answer

Accent lighting

Answer

Ambient lighting

Answer

Task lighting

Answer

Decorative lighting

Question 4

In the Ostwald color system, which term describes a pure hue mixed with both black and white to produce a muted, grayed tone?

Accepted Answer

Tone

Answer

Tint

Answer

Shade

Answer

Chroma

Question 5

What footcandle level is the generally recommended minimum for fine detail visual tasks such as drafting or jewelry inspection?

Accepted Answer

75–100 footcandles

Answer

10–20 footcandles

Answer

30–50 footcandles

Answer

150–200 footcandles

Question 6

Which type of color scheme uses hues that are directly opposite each other on the color wheel, creating maximum contrast and visual energy?

Accepted Answer

Complementary

Answer

Analogous

Answer

Triadic

Answer

Split-complementary