Amrita Vishwa Vidyapeetham 2007 Post Graduate Diploma Computer Application PGDCA Computer Graphics PCA5107 - Question Paper

PGDCA Computer Graphics PCA5107 May 2007
Time : 3 hours Maximum : 100 marks
ans any 5 ques..
(5 ? 20 = 100)
1. (a) Explain
(i) Image Processings (5)
(ii) Computer Graphics (5)
(b) Describe the Interactive I/O devices. (10)
2. (a) Illustrate the Bresenham’s algorithm with necessary diagram. (10)
(b) (i) Discuss Region filling techniques. (5)
(ii) Differentiate the boundary fill and flood fill algorithm. (5)
3. (a) Explain transformations and their properties with suitable diagrams. (10)
(b) Write short notes on :
(i) Matrix representation (5)
(ii) Composite transformations (5)
4. (a) Describe Sutherland – Hodgeman algorithm of clipping. (10)
(b) Explain
(i) Convex polygon clipping. (5)
(ii) Windows and View ports. (5)
5. (a) Briefly define
(i) 3 D transformations. (5)
(ii) Geometric transformations. (5)
(b) Illustrate
(i) Co-ordinate transformations. (5)
(ii) Composite transformations. (5)
6. (a) (i) Explain Mirror reflection and transforms. (5)
(ii) Discuss Matrix representation of transformation. (5)
(b) (i) Draw the taxonomy of Projections and their Properties. (5)
(ii) Write down the different advantages of Projections. (5)
7. (a) Describe the mathematical description of a parallel projections. (10)
(b) (i) What do you mean by three D Viewing? (5)
(ii) Explain the clipping strategies. (5)
8. (a) Elaborate the hidden surface algorithm. (8)
(b) Write short notes on :
(i) Components of user interface. (6)
(ii) Command language and its styles. (6)

Earning:   Approval pending.