Explore topic-wise MCQs in Computer Graphics.

This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Computer Graphics knowledge and support exam preparation. Choose a topic below to get started.

1.

MPEG involves both spatial compression and temporal compression. The spatial compression is similar to JPEG and temporal compression removes _____frames.

A. Voice
B. Spatial
C. Temporal
D. Redundant
Answer» E.
Discussion
2.

In the context of 3D Computer graphics, which of the following statements is/are correct?(A) Under perspective projection, each set of parallel lines in the object do not stay parallel in the image (except those that are parallel to the viewplane to start with).(B) Applying a perspective transformation in the graphics pipeline to a vertex involves dividing by its 'z' coordinate.(C) Perspective transformation is a linear transformation.Choose the correct answer from the options given below:

A. (A) and (B) only
B. (A) and (C) only
C. (B) and (C) only
D. (A), (B) and (C)
Answer» B. (A) and (C) only
Discussion
3.

Given below are two statements:Statement I: Bezier curves are curves that interpolate all of their control points.Statement II: A cubic bezier curve has four control points.In the light of the above statements. choose the correct answer from the options given below

A. Both Statement I and Statement II are true
B. Both Statement I and Statement II are false
C. Statement I is correct but Statement II is false
D. Statement I is incorrect but Statement II is true.
Answer» E.
Discussion
4.

Given below are different properties of 3D projections from A-D. Identify the correct order on the basis of property true of (i) a perspective projection only, (ii) an orthographic projection only, (iii) both orthographic and projective transformations and (iv) neither orthographic nor projective transformation, respectively.(A) Straight lines are mapped to straight lines.(B) Distances and angles are (in general) preserved.(C) Far away objects appear the same size as closer ones(D) Requires homogeneous coordinates in order for it to be encoded into a linear transformation.Choose the correct answer from the options given below:

A. D, C, B, A
B. B, C, D, A
C. D, C, A, B
D. C, D, B, A
Answer» D. C, D, B, A
Discussion
5.

Concerning phong shading and Gouraud shading in a 3D scene, which of the following statements are true ?(A) Gouraud shading requires more computation than phong shading.(B) Gouraud shading linearly interpolates the color of an interior pixel from the color at the vertices(C) Phong shading interpolates over the normal vectors specified at the vertices.Choose the correct answer from the options given below:

A. (A) and (B) only
B. (A) and (C) only
C. (B) and (C) only
D. (A), (B) and (C)
Answer» D. (A), (B) and (C)
Discussion