Computer Graphics MCQs with Answers
Practice important Computer Graphics MCQs with answers and explanations.
Multiple Choice Questions
Q901: A translation vector in 3D space involves which of the following?
- A: Only X and Y components
- B: X, Y, and Z components
- C: X and Z components only
- D: X, Y, Z, and Scaling
View Answer
B
Q902: Which of the following is true about polygonal meshes?
- A: They are less economical compared to individual polygons
- B: They provide continuity across surfaces for shading calculations
- C: They do not represent 3D shapes
- D: They do not require vertices for representation
View Answer
B
Q903: The 3D translation equation involves which of the following coordinates?
- A: X only
- B: Y only
- C: X, Y, and Z
- D: Z only
View Answer
C
Q904: In which type of projection do the projection lines remain parallel to each other?
- A: Perspective Projection
- B: Parallel Projection
- C: Oblique Projection
- D: Dimetric Projection
View Answer
B
Q905: What is used to rotate a 3D point around the Z-axis?
- A: Rotation matrix
- B: Scaling matrix
- C: Translation matrix
- D: Projection matrix
View Answer
A
Q906: In perspective projection, objects closer to the point of view appear _______.
- A: Smaller
- B: Larger
- C: The same size
- D: Invisible
View Answer
B
Q907: Which rule is used to describe the 3D coordinate system in the lecture?
- A: Right hand rule
- B: Left hand rule
- C: No rule used
- D: Diagonal rule
View Answer
B
Q908: In the first approach of perspective projection, where is the screen located?
- A: X-Y plane
- B: Y-Z plane
- C: X-Z plane
- D: At the origin
View Answer
A
Q909: In the second approach, the POV lies at the _______.
- A: Top left
- B: Origin
- C: +Z coordinate
- D: Behind screen
View Answer
B
Q910: Which approach is more convenient for moving the POV in 3D world?
- A: First approach
- B: Second approach
- C: Both are equal
- D: Neither
View Answer
B