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NCS-403
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(Following Paper ID and Roll No. to be filled in your Answer Books)
Paper ID : 110411 Roll No.
B.TECH.
Theory Examination (Semester-IV) 2015-16
COMPUTER GRAPHICS
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Time: 3 Hours Max. marks : 100
Note: Attempt questions from all Sections as per directions.
Section-A
Attempt all parts of this section. Answer in brief. [2×10=20]
- (a) Explain the role of pixel and frame buffer in graphics devices.
- (b) What do you understand by the video controller?
- (c) Justify the composite transformation.
- (d) What is specular reflection?
- (e) Write the properties of B-Spline curve.
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P.T.O.
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Section-B
Attempt any five questions from this section. [10×5=50]
- (a) Compare the computation done in digital differential analyzer (DDA) algorithm with Bresenham's line drawing algorithm.
- (b) Write a procedure for rotation. Drive reflection metrics for reflection about X axis.
- Consider two raster systems with resolutions of 640 × 480 and 1280 × 1024. How many pixels could be accessed per second in each of these systems by a display controller that refreshes the screen at a rate of 60 frames per second?
- Write an algorithm for Cohen-Sutherland line clipping algorithm. Compare it with Liang-Barsky line clipping algorithm.
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P.T.O.
Section-C
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Attempt any two questions from this section. [15×2=30]
- List the advantages and disadvantages of back-face detection and A-buffer method. Write the algorithm for back-face detection.
- Explain the different illumination methods and different rendering methods in detail. Write its advantages and disadvantages.
- Compare and contrast among spline, B-spline and Bezier algorithms for curve generation and write the algorithm for Bezier curve generation.
P.T.O.
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This download link is referred from the post: AKTU B-Tech Last 10 Years 2010-2020 Previous Question Papers || Dr. A.P.J. Abdul Kalam Technical University
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