Tribhuvan University
Bachelor of Information Technology
Semester 5 · TU Board 2080
Course Title: Computer Graphics (BIT304)
Full Marks: 60Pass Marks: 24Time: 3 hours
Candidates are required to give their answers in their own words as far as practicable.
Group A
Attempt any Two questions.(2 × 10 = 20)
- 1.10
Write the algorithm for Bresenham's line drawing? Digitize a line with end points A(6, 9) and B(10,5) using Bresenham's line drawing algorithm.
- 2.10
How can polygons be clipped? Describe Gouraud Shading model with necessary derivations.
- 3.10
Differentiate between parallel and perspective projection. Perform the rotation of triangle with vertices A(5,7), B(12,85) and C(5,3) counterclockwise 30 degree about the pivot point (5,3).
Group B
Attempt any Eight questions(8 × 5 = 40)
- 4.5
Explain motion capture with an example.
- 5.5
Explain architecture of random scan display systems with suitable diagram.
Answer comingAlso asked in 2081
- 6.5
Explain Cohen-Sutherland Line Clipping algorithm with example.
Answer comingAlso asked in 2079
- 7.5
Explain about parametric curve. Describe the properties of Bezier curve.
Answer comingAlso asked in 2081
- 8.5
Reflect a line segment having end points (9,3) and (12,10) about a line X = 7. Draw initial and final result graph as well.
- 9.5
Explain ambient light, diffuse reflection and specular reflection with examples.
Answer comingAlso asked in 2081
- 10.5
Explain the wireframe representation of 3D objects.
- 11.5
How does a polygon can be created in OpenGL? Illustrate with an example.
- 12.5
Write short notes a. Z-Buffer b. Polygon Table
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