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Posted By: Sree.... Member Level: Diamond Posted Date: 18 May 2008
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2006 Andhra Pradesh State Jawaharlal Nehru Technological University B.Tech COMPUTER GRAPHICS Set No. 4 Question paper
Code No: RR221402 Set No. 4
II B.Tech II Semester Supplementary Examinations, Aug/Sep 2006
COMPUTER GRAPHICS
(Mechatronics)
Time: 3 hours Max Marks: 80
Answer any FIVE Questions
All Questions carry equal marks
? ? ? ? ?
1. (a) Explain the concepts of aliasing and antialiasing. How can the effects of alias-
ing be minimized?
(b) Write short notes on frame buffer. [8+8]
2. Explain the following:
(a) world, screen and normalised cordinates.
(b) 2D graphics primitives. [8+8]
3. Explain with suitable examples different 2-dimensional transformation techniques.
Derive their respective matrix representations. [16]
4. (a) What is the utility of segments? Explain the use of segment table for orga-
nizing information about the segments.
(b) What are the various data structures that are used for storing segments?
Comment on their relative merits and demerits. [16]
5. What is line segment clipping? Describe the various clipping categories into which
the line segments are categorized. What is the significance of each category? [16]
6. Prove that any two successive 3-D rotations about a given rotation axis is commu-
tative. [16]
7. Write about the following:
(a) 3D clipping
(b) Shading algorithms [8+8]
8. (a) Write about pipeline and parallel front end architecture.
(b) Explain about Bezier curves. [8+8]
? ? ? ? ?
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