Computer Graphics MCQs with Answers
Practice important Computer Graphics MCQs with answers and explanations.
Multiple Choice Questions
Q1011: In the attenuation formula, what are kc, k1, and kq?
- A: Light colors
- B: Attenuation constants
- C: Specular constants
- D: Ambient terms
View Answer
B
Q1012: Which parameters are multiplied by the attenuation factor in lighting equations?
- A: Ambient and diffuse
- B: Diffuse and specular
- C: Specular and ambient
- D: Ambient only
View Answer
B
Q1013: Schlick's simplification removes which expensive operation?
- A: Addition
- B: Exponential calculation
- C: Multiplication
- D: Division
View Answer
B
Q1014: Schlick's approximation is mainly used to simplify _______ lighting equations.
- A: ambient
- B: diffuse
- C: specular
- D: emission
View Answer
C
Q1015: What does Schlick's simplification replace in the specular lighting term?
- A: Diffuse light
- B: View angle calculation
- C: Exponential term
- D: Attenuation factor
View Answer
C
Q1016: The surface of the moon shows which reflection effect?
- A: Specular reflection
- B: Lambertian shading
- C: Backscattering
- D: Forward scattering
View Answer
C
Q1017: The Lambertian model assumes that the surface is _______.
- A: rough
- B: shiny
- C: smooth and diffuse
- D: mirror-like
View Answer
C
Q1018: Backscattering happens when rough surfaces reflect light _______.
- A: at random angles
- B: toward the light source
- C: toward the surface
- D: toward another surface
View Answer
B
Q1019: Bicycle reflectors work mainly due to _______ reflection.
- A: specular
- B: retro
- C: diffuse
- D: Lambertian
View Answer
B
Q1020: Forward scattering leads to a _______ of diffuse lighting.
- A: increase
- B: sharp peak
- C: dull uniformity
- D: bright highlights
View Answer
C