Computer Graphics (3150712) MCQs

MCQs of 2D transformation and viewing

Showing 11 to 20 out of 34 Questions
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11.
The transformation that produces a mirror image of an object relative to an axis is called :
(a) Rotation
(b) Translation
(c) Reflection
(d) All of these
Answer:

Option (c)

12.
A transformation that slants the shape of objects is called :
(a) Shear
(b) Translation
(c) Reflection
(d) All of these
Answer:

Option (a)

13.
The transformation that is used to alter the size of an object is called :
(a) Scaling
(b) Reflection
(c) Rotation
(d) Translation
Answer:

Option (a)

14.
For reducing the size of the object we set both scale factor :
(a) Less than 0
(b) Greater than 1
(c) Equals to 1
(d) In between 0 and 1
Answer:

Option (d)

15.
For uniform scaling :
(a) Sx=Sy
(b) Sx>Sy
(c) Sx<Sy
(d) Sx!=Sy
Answer:

Option (a)

16.
In which transformation, the shape of an object can be modified in any direction depending upon the value assigned to them?
(a) Reflection
(b) Shearing
(c) Translation
(d) Rotation
Answer:

Option (b)

17.
________refers to the result obtained by multiplying the matrix of the individual transformation representation sequences.
(a) Wireframe model
(b) Constructive solid geometry methods
(c) Composite transformation
(d) None of these
Answer:

Option (c)

18.
In Cohen-Sutherland line clipping algorithm a line with endpoints codes as 0000 and 0100 is :
(a) Partially invisible
(b) Completely visible
(c) Completely invisible
(d) Trivially invisible
Answer:

Option (a)

19.
Reflection of a point about x-axis, followed by a counterclockwise rotation of 90o , is equivalent to reflection about the line :
(a) x=-y
(b) y=-x
(c) x=y
(d) x+y=1
Answer:

Option (c)

20.
Sometimes it may require undoing the applied transformation, In such a case which of the following will be used?
(a) Shear
(b) Translation
(c) Reflection
(d) Inverse transformation
Answer:

Option (d)

Showing 11 to 20 out of 34 Questions
1 2 3 4