DISTANCE EDUCATION
P.G.D.C.A. EXAMINATION, MAY 2017.
Second Semester
Computer Applications
COMPUTER GRAPHICS
(2011 calendar year onwards)
Time Three hours Maximum 100 marks
SECTION A — × 8 40 marks)
Answer any FIVE questions.
1. What do you mean by computer graphics? Explain the
applications of computer graphics.
2. Describe the ellipse generating algorithm.
3. Derive window to view port transformations.
4. Explain the translation and scaling two-dimensional
transformations.
5. Explain about the reflection in three dimensional
transformation.
6. Write down the steps of a depth-buffer algorithm.
7. Describe the four design principal issues of command
language.
8. Describe the simple model of the interactive process.
Sub. Code
24
DE-036
2
WK 6
SECTION B — × 15 60 marks)
Answer any FOUR questions.
9. What are input devices? Explain any four of them.
10. Write a Bresenham's approach for line drawing and
explain it.
11. What is polygon clipping? Write the Sutherland
Hodgman algorithm and explain it.
12. Describe the procedure of rotation of three-dimensional
transformation.
13. Discuss in detail three dimensional viewing process.
14. Explain Cohen-Sutherland line clipping algorithm taking
an example.
15. What are the four components of the user interface?
Describe.