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Dear candidates you will find MCQ questions of Computer Graphics here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.

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Mr. Dubey • 51.47K Points
Coach

Q. 81) Which of the following algorithms to fill polygons was the one used by real rasterizers?

(A) flood-fill polygons
(B) scan-line polygon
(C) boundary fill polygons
(D) none of above
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Mr. Dubey • 51.47K Points
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Q. 82) Active edge table is used in following algorithm

(A) boundary fill
(B) region fill
(C) scan line
(D) edge fill
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Mr. Dubey • 51.47K Points
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Q. 83) Scan line polygon filling algorithm uses series of ……………. To fill the polygon.

(A) scan lines
(B) points
(C) layers
(D) none of above
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Mr. Dubey • 51.47K Points
Coach

Q. 84) In scan line algorithm, Scan lines are processed in increasing (upward) / decreasing (downward) --------------------------.

(A) y order
(B) x order
(C) pixel order
(D) color order
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Mr. Dubey • 51.47K Points
Coach

Q. 85) When the current scan line in Scan line polygon fill algorithm moves above the upper / below the lower endpoint, the edge

(A) becomes inactive
(B) becomes active
(C) is discarded
(D) is added.
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Mr. Dubey • 51.47K Points
Coach

Q. 86) The edges crossed by current scan line in Scan line polygon fill algorithm are called as

(A) active edges
(B) inactive edges
(C) marked edges
(D) none of these
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Mr. Dubey • 51.47K Points
Coach

Q. 87) Scan line Fill Approach works at the

(A) color level
(B) edge level
(C) polygon level
(D) pixel level
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Mr. Dubey • 51.47K Points
Coach

Q. 88) Following are the data structures used in Scan line algorithm to increase the efficiency.

(A) active edge list
(B) active edge table
(C) both a and b
(D) neither a or b
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Mr. Dubey • 51.47K Points
Coach

Q. 89) Scan line polygon filling algorithm starts from

(A) either ymax or ymin
(B) either xmax or xmin
(C) only xmax
(D) only xmin
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Mr. Dubey • 51.47K Points
Coach

Q. 90) Scan line polygon filling algorithm can be used for filling Convex polygon.

(A) true
(B) false
(C) cant say
(D) none of these
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