JNTUA M.Tech 2nd Sem last 10 year 2010-2020 Previous Question Papers (JNTU Anantapur)
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Code: 17D04205
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M.Tech II Semester Supplementary Examinations January/February 2019
COMPUTER GRAPHICS
(Common to CAD/CAM, PE&ED and PE)
(For students admitted in 2017 only)
Time: 3 hours
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Max. Marks: 60
Answer all the questions
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- Explain the basic structure of a twisted nematic liquid crystal display with a neat sketch.
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Explain the concept of Bresenham's circle drawing algorithm in detail. - (a) What is anti-aliasing? Explain different techniques used in anti-aliasing.
(b) Explain about Half toning in computer graphics with its applications.
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(a) Distinguish between Seed filling and Scanline filling algorithm. Apply any of these algorithms to fill the polygon defined by: (1, 1), (1, 5), (5, 2).--- Content provided by FirstRanker.com ---
(b) Write a procedure to implement a soft-fill algorithm. - Compare the number of arithmetic operations performed in NLN algorithm to both the Cohen-Sutherland and the Liang-Barsky line-clipping algorithms for several different line orientations relative to a clipping window.
- Explain about reentrant polygon clipping.
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Prove that the multiplication of transformation matrices for each of the following sequence of transformations is commutative:--- Content provided by FirstRanker.com ---
(a) Two successive rotations.
(b) Two successive translations.
(c) Two successive scaling. - Explain about the importance of 2D and 3D transformation in any CAD systems.
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Discuss Z-buffer algorithm with an example. What are the merits and limitations of this algorithm? - What is rendering? Comparison of Gouraud and Phong shading algorithms.
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