# 3D Transformation MCQ Questions And Answers

3D Transformation MCQs : This section focuses on "3D Transformation" in Computer Graphics. These Multiple Choice Questions (MCQ) should be practiced to improve the Computer Graphics skills required for various interviews (campus interview, walk-in interview, company interview), placements, entrance exams and other competitive examinations.

1. 3D rotation is not same as 2D rotation.

A. TRUE

B. FALSE

C. Can be true or false

D. Can not say

View Answer

Ans : A

Explanation: True, 3D rotation is not same as 2D rotation.

2. We can perform 3D rotation about ___________.

A. X axes.

B. X, Y axes.

C. X and Z axes.

D. X, Y, and Z axes.

View Answer

Ans : D

Explanation: We can perform 3D rotation about X, Y, and Z axes.

3. You can change the size of an object using _____________.

A. shear transformation

B. scaling transformation

C. reflection transformation

D. parallel transformation

View Answer

Ans : B

Explanation: You can change the size of an object using scaling transformation

4. A transformation that slants the shape of an object is called the ?

A. 3D Rotation

B. 3D Reflection

C. shear transformation

D. reflection transformation

View Answer

Ans : C

Explanation: A transformation that slants the shape of an object is called the shear transformation.

5. In the scaling process, you _________ the dimensions of the object

A. expand

B. compress

C. expand or compress

D. All of the above

View Answer

Ans : C

Explanation: In the scaling process, you either expand or compress the dimensions of the object

6. How many vectors are there in 3D?

A. 0

B. 1

C. 2

D. 3

View Answer

Ans : D

Explanation: There are three vectors in 3D instead of two. These vectors are in x, y, and z directions

7. How many types of Transformations there?

A. 4

B. 5

C. 6

D. 7

View Answer

Ans : B

Explanation: Types of Transformations : Translation, Scaling, Rotation, Shear, Reflection

8. Which of the following are the true Properties of 3-D Transformation?

A. Lines are preserved

B. Parallelism is preserved

C. Proportional distances are preserved

D. All of the above

View Answer

Ans : D

Explanation: Properties of 3-D Transformation : Lines are preserved, Parallelism is preserved, Proportional distances are preserved.

9. Translation is done using translation vectors?

A. TRUE

B. FALSE

C. Can be true or false

D. Can not say

View Answer

Ans : A

Explanation: True, Translation is done using translation vectors.

10. In 3D rotation, we have to specify the angle of rotation along with the axis of rotation?

A. TRUE

B. FALSE

C. Can be true or false

D. Can not say

View Answer

Ans : A

Explanation: True, In 3D rotation, we have to specify the angle of rotation along with the axis of rotation.

Discussion