1. _________ is repositioning of an object along a circular path.
Correct : A. rotation
2. To perform Rotation we require __________ and _____________.
Correct : C. pivot point. rotation angle
3. __________ rotation denotes positive value of rotation angle.
Correct : B. counterclockwise
4. __________ values of rotation angle represents clockwise rotation.
Correct : C. negative
5. ________ is point about which rotation takes place.
Correct : C. pivot point
6. . ___________ is an angle through which rotation takes place.
Correct : A. rotation angle
7. Rotation about origin is ________ in nature.
Correct : C. commutative
8. Rotation other than origin is called as rotation about ___________.
Correct : A. pivot point
9. __________ steps are required to perform rotation about arbitary point.
Correct : C. 3
10. __________ is transformation carried out one after another
Correct : C. composite
11. _______ transformation changes size of an object.
Correct : D. scaling
12. Scaling factor_____ scales object in X direction.
Correct : B. sx
13. Scaling factor_____ scales object in Y direction.
Correct : A. sy
14. Values less than of scaling factor _________ size of object.
Correct : D. reduce
15. Values greater than one ______ object.
Correct : A. enlarge
16. In ________ scaling values of sx and sy are same.
Correct : B. uniform
17. In differential scaling values of sx and sy are ________.
Correct : B. different
18. For scaling factors we can use _____________ values.
Correct : D. any
19. Scaling is __________ in nature.
Correct : A. commutative
20. Two successive rotations are ______ in nature.
Correct : A. commutative
21. _________Coordinate system allows us to express all transformation as matrix multiplication
Correct : A. homogeneous
22. The Homogeneous Coordinate is represented by _____________.
Correct : B. triplet
23. The Homogeneous Coordinate of point (X,Y) is represented by _____________.
Correct : C. (xw,yw,w)
24. Homogeneous coordinate allows you to ___________.
Correct : D. all of these
25. Reflection transformation produce ______ image of an object.
Correct : A. mirror
26. Shear___________ shape of an object
Correct : A. slants
27. There are_____ types of shear transformation
Correct : B. 2
28. ________ preserves Y coordinate.
Correct : C. x-shar
29. Y-shear Preserves ________ coordinate.
Correct : A. x
30. In X-shear _________ line tilts to right or left.
Correct : C. vertical
31. In Y shear for horizontal line __________ changes.
Correct : D. slope
32. Shear Transformation may be expresses in terms of ___________ and _____________.
Correct : B. rotation, scaling
33. In 3D geometry we Require _________ axis
Correct : C. 3
34. Z axis corresponds to _________.
Correct : C. depth
35. In parallel Projection __________ Coordinate is discarded
Correct : A. z
36. Parallel projections ________ relative proportions of object
Correct : B. preerves
37. Parallel projections does not produce _________ views.
Correct : C. realistic
38. In perspective projections lines of projections are ______________.
Correct : D. not parallel
39. Perspective projections produce _________ views
Correct : B. realistic
40. In perspective projections all projections are converge at a single point called as _____________________.
Correct : D. center of projections
41. In Depth Cuing parts of objects closest to viewing position are displayed with _________ intensities.
Correct : A. heighest
42. In projections non visible lines are represented as __________lines
Correct : C. dash
43. stereoscopic devices present ________ views of scene
Correct : A. 2
44. There are ________ Types of parallel projections
Correct : C. 2
45. _____________ is a type of Parallel projection
Correct : A. orthographic
46. Oblique is a type of ________ projections
Correct : C. parallel
47. In orthographic projections projection plane is _________ to a principle axis
Correct : A. perpendicular
48. The oblique projections are classified as ___________ and _____________.
Correct : C. cavalier ,cabinet
49. 3D clipping uses _________ region code.
Correct : B. 6-bit
50. In 3D clipping bit s of region code has value _________ if end point is in front of volume
Correct : B. 1
51. In 3D clipping bit 6 of region code has value _________ if end point is in behind of volume
Correct : A. 1
52. Concept of window in 2D can be extended to ________________ a in 3D Clipping.
Correct : D. view volume
53. Values less than of scaling factor _________ size of object
Correct : D. reduce
54. In 3D clipping we perform logical ______ operation.
Correct : D. and
55. Basic geometric transformation include _________.
Correct : D. all of these
56. Some additional transformation are __________
Correct : C. both a & b
57. The transformation in which an object is moved in a minimum distance path from one position to another is called
Correct : C. rotation
58. The transformation in which an object is moved from one position to another in circular path around a specified pivot point is called _____________
Correct : C. rotation
59. The transformation in which the dimension of an object are changed relative to a specified fixed point is called
Correct : B. scaling
60. The selection and separation of a part of text or image for further operation are called ___________.
Correct : D. clipping
61. The complex graphics operations are _____________
Correct : C. clipping
62. The transformation that produces a parallel mirror image of an object are called __________.
Correct : A. reflection
63. The transformation that disturbs the shape of an object are called __________
Correct : B. shear
64. The process of mapping a world window in world coordinate system to viewport are called __________
Correct : A. transformation viewing
65. 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 ___________
Correct : B. shearing
66. The process of extracting a portion of a database or a picture inside or outside a specified region are called
Correct : D. clipping
67. The rectangle portion of the interface window that defines where the image will actually appear are called
Correct : B. view port
68. The space in which the image is displayed are called __________________
Correct : A. screen coordinate system
69. The rectangle space in which the world definition of region is displayed are called ________________
Correct : B. clipping window or world window
70. The object space in which the application model is defined _____________
Correct : C. world coordinate system
71. The process of cutting off the line which are outside the window are called _____________
Correct : C. clipping
72. Some common form of clipping include ___________
Correct : D. all of these
73. Each successive transformation matrix _________ the product of the preceding transformation
Correct : A. pre-multiples
74. Forming products of transformation matrices is often referred as __________.
Correct : C. both a & b are same
75. The alteration of the original shape of an object, image, sound, waveform or other form
of information are called ___________.
Correct : B. distortion
76. Two consecutive translation transformation t1 and t2 are _____________
Correct : A. additive
77. Two consecutive rotation transformation R1 and R2 are _______________
Correct : A. additive
78. Two consecutive scaling transformation S1 andSt2 are _______________
Correct : C. multiplicative
79. The most basic transformation that are applied in three-dimensional planes are _____________
Correct : D. all of these
80. The transformation in which an object can be shifted to any coordinate position
in three dimensional plane are called _____________.
Correct : C. rotation
81. The transformation in which an object can be rotated about origin as well as
any arbitrary pivot point are called __________________.
Correct : C. rotation
82. The transformation in which the size of an object can be modified in x-direction ,y-direction and z-direction _____________
Correct : B. scaling
83. Apart from the basic transformation ,________are also used
Correct : C. both a & b
84. In which transformation ,the shape of an object can be modified in any of direction depending upon the value assigned to them ______________
Correct : B. shearing
85. In which transformation ,the mirror image of an object can be seen with respect to x-axis, y-axis ,z-axis as well as with respect to an arbitrary line ______________.
Correct : A. reflection
86. How many types of projection are ______.
Correct : B. 2
87. The types of projection are _______________.
Correct : A. parallel projection and perspective projection
88. How many types of parallel projection are ______________.
Correct : B. 2
89. The types of parallel projection are _______________.
Correct : B. orthographic projection and oblique projection
90. By __________ more complex objects can be constructed.
Correct : B. wire frame model
91. _______refers to the common elements of graphics scenes ,often used in graphics
Correct : A. quadric surfaces
92. ________refers to the result obtained by multiplying the matrix of the individual
transformation representation sequences.
Correct : C. composite transformation
93. The projection in which the projection plane is allowed to intersect the
x, y and z-axes at equal distances ___________________.
Correct : C. isometric projection
94. In which projection , the plane normal to the projection has equal angles
with these three axes ____________________.
Correct : C. isometric projection
95. By which ,we can take a view of an object from different directions and
different distances ______________.
Correct : A. projection
96. Parallel projection shows the ______________.
Correct : D. all of these
97. Projection rays(projectors) emanate from a _______________.
Correct : C. both a and b
98. The centre of projection for parallel projectors is at _____________.
Correct : B. infinity
99. In orthographic projection, engineering use ___________.
Correct : D. all of these
100. The orthographic projection that show more than one side of an object
are called _______________.