Total No. of Questions 18] [Total No. of Pages 02
M.Sc. DEGREE EXAMINATION, MAY 2018
Second Year
COMPUTER SCIENCE
Computer Graphics
Time 3 Hours Maximum Marks :70
SECTION A
Answer any three questions. x 15 45)
Q1) Explain in detail Raster scan display and random scan display systems with
complete architecture diagram.
Q2) Digitize a line from to 18) on the raster screen using
Bressenham's straight line algorithm and compare it with line generated
using DDA.
Q3) Explain Cohen Sutherland line clipping algorithm with example.
Q4) Write about 3 D rotation, scaling and transformation matrices.
Q5) Explain about interactive picture construction techniques and input modes.
SECTION B
Answer any five of the following questions. x 4 20)
Q6) Describe character generation algorithm with neat diagram.
Q7) Briefly explain about inside and outside test.
Q8) Retrieve equation for the scaling factor to map the window to view-port in 2D
viewing system.
Q9) What is shear transformation? Explain X-shear and Y-shear with example.
Q10) Write about perspective projections.
Q11) Describe logical classification of input devices.
Q12) Explain about area subdivision method.
Q13) What is 3-D composite transformation? Give example.
SECTION C
Answer all questions. x 1
Q14)Define aspect ratio.
Q15) What is text clipping?
Q16) Define visible surface.
Q17) Define flood filling.
Q18) What is aliasing?