Anna University , Coimbatore
B.E/B.TECH. DEGREE EXAMINATION, MAY/JUNE 2013
Sixth Semester
Computer Science and Engineering
080230030-Computer Graphics
(Regulation 2008)
Degree : B.E./B.Tech
Year : II
Sem : 04
Branch : CSE
Subject Code/Name : 080230030 / Computer Graphics
Type : May/June 2013 Question Paper
Content Details : 080230030 / Computer Graphics May/June 2013 Question paper
B.E/B.TECH. DEGREE EXAMINATION, MAY/JUNE 2013
Sixth Semester
Computer Science and Engineering
080230030-Computer Graphics
(Regulation 2008)
PART A-(10*2=20 marks)
1.Mention any four representative uses of computer graphics.
2.What is refresh rate of a display device?
3.Define translation and scaling.
4.Define window-to-viewport transformation.
5.Distinguish between Perspective and Parallel Projections.
6.Define vanishing points.
7.Define primitive instancing.
8.What is constructive solid Geometry?
9.What is Ambient light?
10.Define Depth Cueing.
PART B (5*16=80 marks)
11. (a) Discuss about DDA algorithm and the Midpoint Line Algorithm.
Or
(b) With an example, explain the Cohen-Sutherland Line-clipping algorithm.
12. (a) Discuss about the Homogeneous co-ordinates and Matrix Representation of 2D
Transformations.
Or
(b) Explain about solid body transformations. Also discuss about rotating an arbitrary point
and Reflection through an arbitrary line.
13. (a) Discuss about the basic Three- Dimensional Transformations. [Scaling, Shearing, Reflection,
Rotation].
Or
(b) Discuss about Orthographic Projections, Axonometric Projections, Oblique Projections.
14. (a) Explain the Z-Buffer Algorithm, with example.
Or
(b) Discuss about the Spatial Partitioning Representations and Octree Representations.
15. (a) Explain about specular and Diffuse reflections.
Or
(b) Explain the features and operations of Open GL.
