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

Write short notes on random scan systems.

Explain the architecture of a raster scan display with block diagram and how it differs from random scan display.

Write in brief about various interactive input devices.

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

Briefly explain about Rubber band techniques.

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

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

Explain Bresenham's line drawing algorithm with an example.

Derive the decision parameter used in Bresenham's line drawing algorithm.

Explain about different line drawing algorithms.

Find the equation, plot, and midpoint of the Bezier curve defined by given control points $(2,1), (3,2), (5,0), (6,2)$.

Plot a line from $(1, 1)$ to $(5, 5)$ using DDA algorithm.

Differentiate between parallel and perspective projections.

Write short notes on high dimensional data, applications of visualization, Painter's algorithm, and viewing transformation.

Using Cohen-Sutherland algorithm, find the visible/clipped portion of given line segment(s) against a given rectangular clipping window.

Explain the principle of the Cyrus-Beck algorithm for clipping.

Explain the various approaches used in different line-clipping algorithms.

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

Compare and contrast diffuse reflection and specular reflection.

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

Explain/write the Cohen-Sutherland line clipping algorithm with a suitable example.

Write short notes on Reflection, Shading, B-spline curve, Color models, CRT, and Authoring tools.

Distinguish between world coordinate system and screen coordinate system.

Explain reflection and shear transformations with examples.

Define multimedia and explain its applications.

Explain in detail about the multimedia system architecture.

Write short notes on the multimedia databases.

What are the evolving technologies available for multimedia? Explain them.

Explain how we can define the objects for the multimedia systems in simple steps with suitable example?

Discuss briefly about the Multimedia Hardware.

What are the different Presentation tools available? Explain them.

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

Define Animation. Write the principles of animation.

Write short notes on any two of the following:

Discuss various multimedia data file format standards