Computer Graphics MCQs with Answers
Practice important Computer Graphics MCQs with answers and explanations.
Multiple Choice Questions
Q771: What happens when color values exceed 1 in the pipeline?
- A: Clamping to 1
- B: Scaling down
- C: Shifting color
- D: No effect
View Answer
A
Q772: What happens if color values fall below 0 in the pipeline?
- A: Clamping to 0
- B: Scaling up
- C: Shifting color
- D: No effect
View Answer
A
Q773: Clamping of color values tends to lose ________ in a scene.
- A: Fidelity
- B: Intensity
- C: Saturation
- D: Contrast
View Answer
A
Q774: What is the main drawback of scaling color values?
- A: Loss of contrast
- B: Loss of fidelity
- C: Loss of intensity
- D: Loss of saturation
View Answer
B
Q775: What color component is used for blending in the RGBA structure?
- A: Red
- B: Green
- C: Blue
- D: Alpha
View Answer
D
Q776: What is the purpose of alpha blending?
- A: Adjust color saturation
- B: Control color transparency
- C: Adjust brightness
- D: Increase image resolution
View Answer
B
Q777: What does clipping color values help to maintain?
- A: Brightness
- B: Saturation
- C: Intensity
- D: Contrast
View Answer
B
Q778: Darklights are used to ________ in a scene.
- A: Brighten areas
- B: Dim bright areas
- C: Add new colors
- D: Filter out colors
View Answer
B
Q779: Negative color values are referred to as ________.
- A: Darklights
- B: Shadow lights
- C: Ghost lights
- D: Negative lights
View Answer
A
Q780: In the Alpha Blending equation, what does the source represent?
- A: The original pixel
- B: The new pixel being drawn
- C: The background color
- D: The overlay color
View Answer
B