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Computer Graphics Applications and Concepts

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Questions and Answers

What is the main purpose of using multi-window environments in computer graphics?

To enable various zooming scales and views (correct)
To produce illustrations summarizing various kinds of data
To create 3D object representations
To analyze scientific, engineering, medical, and business data

In computer graphics, what is the function of visible surface detection methods?

To create electronic paintings simulating different brush strokes
To determine which surfaces of 3D objects are visible in a given view (correct)
To enable testing performance of animations
To analyze scientific, engineering, medical, and business data

What is the purpose of using morphing in commercial art based on the text?

To analyze scientific data
To produce electronic paintings
To create smooth transitions between two images (correct)
To create illustrations summarizing various kinds of data

Why are 24 frames per second required for films according to the text?

To meet the viewing standard for films (A) Signup and view all the answers

What is the primary purpose of the Scan-Line Polygon Fill Algorithm?

To locate the intersection points of the scan line with the polygon edges (A) Signup and view all the answers

In the BresenhamLine method, what is the purpose of the variable 'p'?

To determine the next pixel to be set in order to draw a line (D) Signup and view all the answers

In the context of the mid-point circle algorithm, what special handling is required for scan line intersection at polygon vertices?

Adding 2 points to the list of intersections if both edges at both sides of the vertex are above or below the scan line (C) Signup and view all the answers

What limitation does the algorithm for scan-line intersection have?

It only works for standard polygon shapes (A) Signup and view all the answers

What is the result of the logical AND when the endpoint codes are 1001 and 1010?

1000 (C) Signup and view all the answers

If the endpoint codes are 1001 and 0110, what is the result of the logical AND?

0000 (B) Signup and view all the answers

What does a logical OR result of zero indicate about the line's position?

The line can be trivially rejected (B) Signup and view all the answers

How does the Cohen-Sutherland algorithm handle line segments?

It uses a divide-and-conquer strategy (C) Signup and view all the answers

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