2D Transformation in Computer Graphics Quiz | 2D Transformation in Computer Graphics Objective Type Questions and Answers

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Questions
21 Two consecutive scaling transformation t1 and t2 are
A Additive
B Subtractive
C Multiplicative
D None of these

Answer: Multiplicative
22 Two consecutive rotation transformation t1 and t2 are
A Additive
B Subtractive
C Multiplicative
D None of these

Answer: Additive
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23 Two consecutive translation transformation t1 and t2 are
A Additive
B Subtractive
C Multiplicative
D None of these

Answer: Additive
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

Answer: Distortion
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

Answer: pre-multiples
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

Answer: Product
28 Some common form of clipping include
A curve clipping
B point clipping
C polygon clipping
D All of these

Answer: 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

Answer: Clipping
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

Answer: View port
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

Answer: 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

Answer: Shearing
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

Answer: Shear
38 The transformation that produces a parallel mirror image of an object are called
A Reflection
B Shear
C Rotation
D Scaling

Answer: Reflection
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

Answer: Both A & B
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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