BIT304 Computer Graphics

Computer Graphics TU Board 2079 question paper

12 questionsSit this paper (timed)

Tribhuvan University

Bachelor of Information Technology

Semester 5 · TU Board 2079

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. 1.

    List the major differences between DDA and Bresenham's algorithm. Illustrate the Bresenham's algorithm to the line with end points(10, 6) and (12, 1).

    10
  2. 2.

    Draw the block diagram of vector and raster graphics display architecture and write the advantages and disadvantage of both display architecture.

    10
  3. 3.

    How decision parameter can be used to draw circle? Calculate the points to draw a circle having radius 5 and center as (10, 5).

    10

Group B

Attempt any Eight questions(8 × 5 = 40)

  1. 4.

    Explain how can line method detects the visible surface with example.

    5
  2. 5.

    Differentiate Phong Shading with Gouraud Shading method.

    5
  3. 6.

    Explain Cohen-Sutherland line clipping Algorithm.

    5
  4. 7.

    What is Beizer curve? Describe its properties.

    5
  5. 8.

    Discuss the use of computer graphics in different areas.

    5
  6. 9.

    Describe polygon, vertex and edge table of a polygon.

    5
  7. 10.

    What is boundary representation technique? Explain.

    5
  8. 11.

    Explain the Phong illumination model for specular reflection.

    5
  9. 12.

    Write short notes on: a. Shearing and Scaling b. Line Clipping

    5

— The End —