Dr Bhim Rao Ambedkar University 2007 B.Tech Information Technology computer Graphics - exam paper

Q-135
THIRD YEAR OF COMPUTER SCIENCE AND ENGINEERING (PART-1) EXAMINATION, 2007

COMPUTER GRAPHICS
Total Marks: 100
Time: 10.00p.m. To 1.00p.m.

Instructions:
1) Solve any 3 ques. from SECTION-1
2) Solve any 3 ques. from SECTION-2
3) Figures to right shows full marks


SECTION-1

Q.1.
a) discuss the working of raster scan display. [Marks 8]

b) explain various kinds of display adapters [Marks 8]
Q.2
a) What are input devices? discuss the working of mouse. [Marks 8]

b) Explain the Bresenhams circle algorithm. [Marks 8]

Q.3
a) What is the significance of fault term in integer line drawing algorithm?[Marks 8]

b) Compare various polygon filling algorithms. [Marks 8]

Q.4 Write short notes on (any two) [Marks 16]

a) Antialising and Supersampling
b) Screen resolution and picture quality
c) Display devices
d) Polygon filling algorithms
e) Perspective projections


SECTION-2

Q. 5)
a) elaborate windows and viewports? How to convert window contents into viewports? [Marks 8]

a) Explain the concept of display file compilation? [Marks 8]

Q.6)
a) Explain the parabolic blended curves. define expression for it. [Marks 8]

b) With suitable example. Polygon clipping algorithms [Marks 8]

Q.7)
a) define parametric Bezier curve. List out its properties. [Marks 8]

b) elaborate various kinds of curves. [Marks 8]

Q.8) Write short notes on (any two) [Marks 16]

a) Weiler Atheston Algorithm
b) Interior and exterior clipping
c) 3-D projections
d) B-splines curves

Earning:   Approval pending.