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Time: 3 Hours Maximum Marks: 100 Note: Question Number 1 Is Compulsory. Answer Any Three Questions From The Rest

This document is a 3 page exam for the course MCS-053 Computer Graphics and Multimedia. It contains 8 questions covering topics like DDA and Bresenham's line drawing algorithms, matrix transformations, Bezier curves, polygon clipping, visible surface detection, animation, audio/image formats, and rotation matrices. Students are required to answer question 1 fully and any 3 questions from the remaining questions in detail.

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Saroj Singh
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98 views3 pages

Time: 3 Hours Maximum Marks: 100 Note: Question Number 1 Is Compulsory. Answer Any Three Questions From The Rest

This document is a 3 page exam for the course MCS-053 Computer Graphics and Multimedia. It contains 8 questions covering topics like DDA and Bresenham's line drawing algorithms, matrix transformations, Bezier curves, polygon clipping, visible surface detection, animation, audio/image formats, and rotation matrices. Students are required to answer question 1 fully and any 3 questions from the remaining questions in detail.

Uploaded by

Saroj Singh
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
You are on page 1/ 3

No.

of Printed Pages : 3 MCS-053 I


MCA (Revised)
Term-End Examination
December, 2017
07 1 7 0

MCS-053 : COMPUTER GRAPHICS AND


MULTIMEDIA
Time : 3 hours Maximum Marks : 100

Note : Question number 1 is compulsory. Answer any


three questions from the rest.

1. (a) Explain DDA algorithm. What are its


drawbacks ? How are they overcome in
Bresenham's algorithm ? 5
(b) Explain the Cyrus-Beck line clipping
algorithm. 5
(c) Find the form of matrix for reflection about
a line L with slope m and y intercept (0, b). 5
(d) Define tilting as a rotation about x-axis
followed by a rotation about y-axis. Find
the tilting matrix. 5

(e) Differentiate between orthographic and


oblique projections. 5
(f) Differentiate between diffused and specular
reflections. 5
MCS-053 1 P.T.O.
(g) Write a short note on basic ray tracing
algorithm. 5
(h) Differentiate between lossy and lossless
compression. 5

2. (a) Write midpoint circle drawing algorithm.


Use it to draw a circle C having centre
(5, 2) and radius = 10. 10
(b) Explain the scanline polygon filling
algorithm. 5

(c) Explain the Sutherland-Hodgman polygon


clipping algorithm. 5

3. (a) Magnify the triangle with vertices A(0, 0),


B(1, 1) and C(5, 2) to twice its size while
keeping C(5, 2) fixed. 10
(b) Find a transformation Av which aligns a
given vector V with the vector K along the
positive Z-axis. 10

4. (a) Define Bezier curves. Also explain


zero-order, one-order and two-order
continuity (Co, C 1 and C 2). 10

(b) Explain the Z buffer visible surface


detection method. 5

(c) Discuss the advantages of Gouraud


Shading Scheme over Constant Shading
Scheme.
MCS-053 2
5. (a) What is animation ? How many frames
does a 30-second animation film sequence
with no duplication require ? 5

(b) Discuss any two audio file formats that are


used in multimedia. 5

(c) What are the various types of graphic


image formats ? What do you mean by
grayscale image ? 5

(d) Prove that two successive rotations are


additive. 5

MCS-053 3 7,000

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