LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034
B.Sc.
|
DEGREE EXAMINATION –COMPUTER SCIENCE
FIFTH SEMESTER – APRIL 2007
CS 5400 – COMPUTER GRAPHICS
Date & Time: 02/05/2007 / 1:00 – 4:00 Dept. No. Max. : 100 Marks
PART A
Answer all questions 10 x 2 = 20 marks)
- What is a digitizer?
- What are the graphic software standards used?
- What are the basic attributes of a straight line?
- Define transformation?
- Define viewport?
- Write notes on gravity field?
- What is called surface rendering?
- Define scaling?
- What are the graphic applications?
- What are the two operations performed in perspective transformations?
PART B
Answer all questions (5 x 8 = 40 marks)
.
- (a).What are hardcopy devices. Explain?
or
(b).Explain midpoint circle generation algorithm?
- (a).Briefly explain two dimensional composite transformations?
or
(b).How to represent two dimensional matrix representation?
- (a).Explain Sutherland Hodgeman polygon clipping?
or
(b).Explain windowing transformation?
- (a).Give an account of three dimensional basic transformations?
or
(b).Explain reflection and shear in three dimensional drawings?
- (a).Describe depth buffer method?
or
(b).Write notes on parallel projection transformations?
PART C
Answer any two questions ( 2 x 20 = 40 marks)
- (a). Explain the function of cathode ray tube with neat diagram?
(b).Explain line,color and character attributes of output primitives?
- (a). Give the procedure of Cohen-Sutherland line clipping procedure?
(b).Describe three dimensional display techniques?
- (a). Explain the two types of projections used in 3D viewing?
(b). Briefly explain the various interactive input devices?
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