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?

    <p>To meet the viewing standard for films</p> Signup and view all the answers

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

    <p>To locate the intersection points of the scan line with the polygon edges</p> Signup and view all the answers

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

    <p>To determine the next pixel to be set in order to draw a line</p> 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?

    <p>Adding 2 points to the list of intersections if both edges at both sides of the vertex are above or below the scan line</p> Signup and view all the answers

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

    <p>It only works for standard polygon shapes</p> Signup and view all the answers

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

    <p>1000</p> Signup and view all the answers

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

    <p>0000</p> Signup and view all the answers

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

    <p>The line can be trivially rejected</p> Signup and view all the answers

    How does the Cohen-Sutherland algorithm handle line segments?

    <p>It uses a divide-and-conquer strategy</p> Signup and view all the answers

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