Computer Graphics MCQs with Answers
Practice important Computer Graphics MCQs with answers and explanations.
Multiple Choice Questions
Q701: A triangle strip shares points with which other triangle?
- A: The first triangle
- B: The triangle immediately preceding it
- C: The last triangle
- D: All triangles in the strip
View Answer
B
Q702: Which of the following representations of triangles is more bandwidth-efficient for sending to hardware?
- A: Triangle list
- B: Triangle fan
- C: Triangle strip
- D: None of the above
View Answer
C
Q703: A plane is a 3D construct that can be used for operations like classification of points. What does the plane’s equation represent?
- A: The area of the plane
- B: The normal direction of the plane
- C: A slice of 3D space
- D: A polygon boundary
View Answer
C
Q704: When constructing a plane from three points, which mathematical operation is used to find the normal?
- A: Cross product
- B: Dot product
- C: Scalar multiplication
- D: Vector addition
View Answer
A
Q705: The variable 'd' in the implicit plane equation represents which of the following?
- A: The normal of the plane
- B: The distance from the plane to the origin
- C: The angle between the points
- D: The plane's area
View Answer
B
Q706: Which code operation helps in constructing a plane from three points?
- A: Cross product and dot product
- B: Addition and subtraction
- C: Scalar multiplication
- D: Matrix inversion
View Answer
A
Q707: To calculate the normal of a plane using three points, which two vectors are used in the cross product?
- A: Point0 - Point1, Point1 - Point2
- B: Point2 - Point1, Point0 - Point2
- C: Point0 - Point2, Point2 - Point1
- D: Point1 - Point2, Point0 - Point1
View Answer
B
Q708: When classifying a point with respect to a plane, which condition means the point lies on the plane?
- A: The result is zero
- B: The result is greater than zero
- C: The result is negative
- D: The result is infinite
View Answer
A
Q709: What is the term used when an element is partially in front and partially behind a plane?
- A: Coplanar
- B: Splitting the plane
- C: Back-facing
- D: Front-facing
View Answer
B
Q710: Back-face culling optimizes 3D graphics by discarding triangles facing which direction?
- A: Towards the camera
- B: Away from the camera
- C: Parallel to the camera
- D: Perpendicular to the camera
View Answer
B