Computer Graphics MCQs with Answers
Practice important Computer Graphics MCQs with answers and explanations.
Multiple Choice Questions
Q721: What is the first step in triangle rasterization?
- A: Sort the triangle vertices by y
- B: Sort the triangle by color
- C: Calculate the normal vector
- D: Find the centroid of the triangle
View Answer
A
Q722: Sub-pixel accuracy in triangle rasterization helps to avoid which visual artifact?
- A: Pixel jumping
- B: Aliasing
- C: Blurring
- D: Color distortion
View Answer
A
Q723: Smooth shading in triangle rasterization is used to simulate the effect of _______ over a surface.
- A: Lighting
- B: Transparency
- C: Reflection
- D: Rotation
View Answer
A
Q724: Texture mapping in triangle rasterization is used to interpolate _______ over the triangle.
- A: Colors
- B: Normals
- C: Images
- D: Shadows
View Answer
C
Q725: The technique of bilinear texture mapping uses the fractional component of the u, v coordinates to perform _______ of four adjacent texels.
- A: Weighted average
- B: Linear interpolation
- C: Multiplication
- D: Exponential calculation
View Answer
A
Q726: Which of the following is NOT a method of triangle rasterization?
- A: Solid fill triangle rendering
- B: Smooth shading
- C: Texture mapping
- D: Edge detection
View Answer
D
Q727: Sub-texel accuracy is particularly useful in which type of rasterization?
- A: Texture mapping
- B: Smooth shading
- C: Flat shading
- D: Line drawing
View Answer
A
Q728: Which function is used for linear interpolation in triangle rasterization?
- A: f(X) = A + X * ((B-A) / steps)
- B: f(X) = A + B * X
- C: f(X) = A * X + B
- D: f(X) = X * (B-A)
View Answer
B
Q729: The purpose of sorting triangle vertices in rasterization is to determine the _______ of the triangle.
- A: Scanline order
- B: Vertex color
- C: Normal vector
- D: Edge coordinates
View Answer
A
Q730: Sub-texel accuracy is most commonly used in which type of triangle rasterization?
- A: Smooth shading
- B: Texture mapping
- C: Solid fill
- D: Edge interpolation
View Answer
B