Cochin University of Science and Techology (CUST) 2011-5th Sem B.Tech Information Technology Supplementary IT504 COMPUTER GRAPHICS AND ANIMATION - Question Paper

B.tech Degree V Semester Supplementary exam June 2011
IT504 COMPUTER GRAPHICS AND ANIMATION
(2006 Scheme)
Time: 3hrs Maximum Marks:100
PART A

(Answer ALL the questions)
(8*5)
I.(a)What is graphic user interface (GUI) and explain its components?
(b) explain the various applications of computer graphics .
(c) discuss different transformations in 2D.
(d) ) discuss windows to viewport transformation.
(e) elaborate B-spline curves?
(f)Differentiate quadtrees and octrees.
(g) discuss BSP tree method..
(h)Write a short note on computer animation.

PART B
[4x15]
II.(a) discuss midpoint ellipse algorithm. [15]
or
III. explain Bresenhams line drawing algorithm with an example. [15]
IV. discuss the 2 dimensional viewing pipeline with neat sketch. [15]
Or
V. discuss raster methods for transformation. [15]
VI discuss Bezier curves and surfaces.[15]
Or
VII. discuss 3-D display methods..[15]
VIII.(a) explain the various methods for hidden surface removal. [10]
(b) discuss any color model[5]
OR
IX.(a)Write short notes on three –Dimensional scaling and rotations.[9]
(b) discuss any 1 visible surface detection algorithm.[6]

Earning:   Approval pending.