Computer Graphics & Multimedia (IT-601) - Important Questions

Explain the Bresenham's / Midpoint circle drawing algorithm with example. Draw a circle of radius 5 about the origin using the algorithm.

Write short notes on random scan systems.

Explain Bresenham's line drawing algorithm with an example.

Using Cohen-Sutherland algorithm, find the visible/clipped portion of given line segments against a rectangular clipping window P(0,0), Q(340,0), R(340,340) and S(0,340).

Explain the Sutherland-Hodgman polygon clipping algorithm with example and flowchart.

Differentiate between parallel and perspective projections.

Write short notes on the back-face detection algorithm for hidden surface removal.

Compare and contrast diffuse reflection and specular reflection.

Explain in detail about the multimedia system architecture.

Define multimedia and explain its applications.

Write short notes on the multimedia databases.

Explain different data compression techniques, comparing and contrasting lossy and lossless compression.

Describe with neat diagram the working of DVST. Write its advantages and disadvantages.

Compare and contrast Boundary-fill and Flood-fill polygon fill algorithms.

Write short notes on any two of the following: (i) Principles of animation (ii) Multimedia data file format standards (iii) Lossy vs lossless compression.