Download JNTUA MCA 2016 Nov 4th Sem 9F00404c Computer Graphics Question Paper

Download JNTU Anantapur (JNTU Anantapur) Master of Computer Applications (MCA) 2016 Oct-Nov Regular Supply 4th Sem 9F00404c Computer Graphics Previous Question Paper

Code: 9F00404c
MCA IV Semester Regular & Supplementary Examinations July 2015
COMPUTER GRAPHICS
(For students admitted in 2009, 2010, 2011, 2012 and 2013 only)

Time: 3 hours Max Marks: 60
Answer any FIVE questions
All questions carry equal marks
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1 (a) List and explain any three application areas of computer graphics.
(b) Differentiate between raster scan systems and random scan systems.

2 (a) Explain the steps required to scan-convert a circle using Bresenham?s algorithm.
(b) What steps must be added to fill algorithm if a region is to filled with a pattern?

3 (a) Derive the transformation that rotates an object point about the origin. Write the matrix
representation for this rotation.
(b) Explain shear transformation with an example.

4 (a) Write Cohen-Southerland line clipping algorithm.
(b) Clip the polygon P
1
, ?..P
9
in figure below against the window ABCD using the Sutherland-
Hodgman algorithm.


5 Write short notes on the following:
(a) Hermite curve.
(b) B-spline curves.
(c) Bezier surfaces.

6 (a) Define tilting as a rotation about the X axis followed by a rotation about Y axis.
(i) Find the tilting matrix.
(ii) Does the order of performing the rotation matter.
(b) Give a brief note on 3-D viewing pipeline.

7 (a) List and explain the steps involved in z-buffer algorithm.
(b) Explain visibility-detection functions.

8 Explain the general computer animation functions and computer animation languages.
P
9

P
7

P
8

P
6

P
5

P
4

P
3

P
2

P
1

A
B
C
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