Computer Graphics & Digital Image Processing MCQS with AnswerS
We have made some Computer Graphics & Digital Image Processing MCQS (Mulitiple Choice Questions) which helps to prepare for competitive exams and various university exams or btech computer science 6th sem exams.This might be usefulgate preparation too.
Q46. Which transformation produces a mirror image of an object ?
a)Rotation b)shearing c)scaling d)reflection.
Q47. Which transformation is described as rotation by 180 degree ?
a)Rotation b)shearing c)scaling d)reflection
Q48. What is the average access rate of 1024x1024 frame buffer , with an average access rate per pixel of 200ns on a simple color display?
a)1.6 b)1.5 c)1.4 d)None of these.
Q49. In a 512x512 raster on a monochrome display with an average access rate of 200ns per pixel.What is refresh rate?
a)16.07 b)19.07 c)15.07 d)None of these.
Q50. Consider Raster System with resolution of 640x480 . what is the size of frame-buffer (in Bytes) is needed to store 12-bits per pixel ?
a)460800 b)1920 KB c)7.5MB d)None of these.
Q51. Consider Raster System with resolution of 1280x1024 . what is the size of frame-buffer (in Bytes) is needed to store 12-bits per pixel ?
a)460800 b)1920 KB c)7.5MB d)None of these.
Q52. Consider Raster System with resolution of 2560x2048 . what is the size of frame-buffer (in Bytes) is needed to store 12-bits per pixel ?
a)460800 b)1920 KB c)7.5MB d)None of these.
Q53. Which classification of Polygon is based on where the line-segment joining any two points within the polygon is going to lie ?
a)Convex Polygon b)Concave polygon c)None of these d)Both of these.
Q 54. Which classification of Polygon is not based on where the line-segment joining any two points within the polygon is going to lie ?
a)Convex Polygon b)Concave polygon c)None of these d)Both of these.
Q55. As in Even-Odd Method , the point is considered inside the Polygon Boundary if
a)even no. of intersections
b)odd no. of intersections c)either a or b d)neither a nor b
Q56. Which of the following transformation is called as twist or tilt transformation ?
a) Shear trandformation
b) Scale transformation
c) Translation
d) None of these
Q57.How many electron guns are used in CRT ?
a)3 b)2 c)4 c)none of these
Q58. How many electron guns are used in DVST ?
a)3 b)2 c)4 c)none of these
Q59. Which of the following statement is true ?
a)DVST has no referesh buffer thus to eliminate a picture section ,the entire screen must be erased and to modified.
b)DVST creates bright picture.
C)Both (a) and (b).
d) None of these.
Q60. Aspect ratio is defined as :
a) No.of horizontal points
b) No. of vertical points.
c) (a) divided by (b).
d) None of these
Computer Graphics & Digital Image Processing MCQS with AnswerS
| 46 | d |
| 47 | d |
| 48 | a |
| 49 | b |
| 50 | a |
| 51 | b |
| 52 | c |
| 53 | a |
| 54 | b |
| 55 | b |
| 56 | a |
| 57 | a |
| 58 | b |
| 59 | c |
| 60 | c |
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