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Free download in PDF 2D Transformation in Computer Graphics Objective Type Questions and Answers for competitive exams. These short objective type questions with answers are very important for Board exams as well as competitive exams. These short solved questions or quizzes are provided by Gkseries.
(21)
Two consecutive scaling transformation t1 and t2 are
[A]
Additive
[B]
Subtractive
[C]
Multiplicative
[D]
None of these
(22)
Two consecutive rotation transformation t1 and t2 are
[A]
Additive
[B]
Subtractive
[C]
Multiplicative
[D]
None of these
(23)
Two consecutive translation transformation t1 and t2 are
[A]
Additive
[B]
Subtractive
[C]
Multiplicative
[D]
None of these
(24)
The alteration of the original shape of an object, image, sound, waveform or other form of information are called
[A]
Reflection
[B]
Distortion
[C]
Rotation
[D]
None of these
(25)
Forming products of transformation matrices is often referred as
[A]
Composition of matrix
[B]
Concatenation of matrix
[C]
Both A & B are same
[D]
None of these
Answer: Both A & B are same
(26)
Each successive transformation matrix _________ the product of the preceding transformation
[A]
pre-multiples
[B]
post-multiples
[C]
Both A & B
[D]
none of these
(27)
A composite transformation matrix can be made by determining the ________of matrix of the individual transformation
[A]
Addition
[B]
Subtraction
[C]
Product
[D]
None of these
(28)
Some common form of clipping include
[A]
curve clipping
[B]
point clipping
[C]
polygon clipping
[D]
All of these
(29)
The process of cutting off the line which are outside the window are called
[A]
Shear
[B]
Reflection
[C]
Clipping
[D]
Clipping window
(30)
The object space in which the application model is defined
[A]
Screen coordinate system
[B]
Clipping window or world window
[C]
World coordinate system
[D]
None of these
Answer: World coordinate system
31
The rectangle space in which the world definition of region is displayed are called
[A]
Screen coordinate system
[B]
Clipping window or world window
[C]
World coordinate system
[D]
None of these
Answer: Clipping window or world window
32
The space in which the image is displayed are called
[A]
Screen coordinate system
[B]
Clipping window
[C]
World coordinate system
[D]
None of these
Answer: Screen coordinate system
33
The rectangle portion of the interface window that defines where the image will actually appear are called
[A]
Transformation viewing
[B]
View port
[C]
Clipping window
[D]
Screen coordinate system
34
The process of extracting a portion of a database or a picture inside or outside a specified region are called
[A]
Translation
[B]
Shear
[C]
Reflection
[D]
Clipping
35
In which transformation the shape of an object can be modified in x-direction ,y-direction as well as in both the direction depending upon the value assigned to shearing variables
[A]
Reflection
[B]
Shearing
[C]
Rotation
[D]
Scaling
36
The process of mapping a world window in world coordinate system to viewport are called
[A]
Transformation viewing
[B]
View Port
[C]
Clipping window
[D]
Screen coordinate system
Answer: Transformation viewing
37
The transformation that disturbs the shape of an object are called
[A]
Reflection
[B]
Shear
[C]
Rotation
[D]
Scaling
38
The transformation that produces a parallel mirror image of an object are called
[A]
Reflection
[B]
Shear
[C]
Rotation
[D]
Scaling
39
Which approaches are used for determine whether a particular point is inside or outside of a polygon
[A]
Even-odd method
[B]
Winding number method
[C]
Both A & B
[D]
None of these
40
Two types of coordinates are
[A]
Positive and negative coordinates
[B]
Absolute and relative coordinates
[C]
Both (A) and (B)
[D]
None of these
Answer: Absolute and relative coordinates
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