Computer Graphics MCQs with Answers
Practice important Computer Graphics MCQs with answers and explanations.
Multiple Choice Questions
Q781: What is the purpose of the ColorSpace tool?
- A: To modify RGB values
- B: To analyze oversaturated colors
- C: To adjust brightness
- D: To scale color values
View Answer
B
Q782: The equation for alpha blending involves combining the ________ color with the destination color.
- A: Source
- B: Input
- C: Background
- D: Final
View Answer
A
Q783: In the code example, what does the variable 'av' represent?
- A: Alpha value
- B: Blending factor
- C: Transparency level
- D: Color intensity
View Answer
A
Q784: In the given code, the final color value for red is computed as: p1->r = ________.
- A: (av * p1->r) + (1 - av) * p2->r
- B: (av * p1->r) - (1 - av) * p2->r
- C: (1 - av) * p1->r + av * p2->r
- D: p1->r + p2->r
View Answer
A
Q785: The Alpha value in the code is represented as a ________.
- A: Byte
- B: Integer
- C: Float
- D: String
View Answer
C
Q786: The blending formula in the code is used to blend two ________.
- A: Images
- B: Colors
- C: Pixels
- D: Layers
View Answer
A
Q787: Clamping color values causes ________ to be lost in the scene.
- A: Subtle changes
- B: Major color shifts
- C: Brightness
- D: Saturation
View Answer
A
Q788: The RGB values of a color are clamped between ________.
- A: -1 and 1
- B: 0 and 255
- C: 0 and 1
- D: -255 and 255
View Answer
C
Q789: What is the output of alpha blending with an alpha value of 0x00?
- A: Completely transparent
- B: Fully opaque
- C: Half transparent
- D: No change in transparency
View Answer
A
Q790: The alpha component affects the ________ of a color.
- A: Transparency
- B: Brightness
- C: Saturation
- D: Contrast
View Answer
A