Aspect Ratio Quiz
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Questions and Answers

What is aspect ratio?

  • The ratio of the number of vertical points to the number of horizontal points necessary to produce equal length lines in both directions on the screen. (correct)
  • The ratio of the width to the height of an image.
  • The ratio of the brightness to the contrast of a display.
  • The ratio of the diagonal length to the perimeter of a display.

    • In computer graphics, what does aspect ratio refer to?

  • The file size of a graphic.
  • The relative horizontal and vertical sizes of a graphic. (correct)
  • The resolution of a graphic.
  • The color depth of a graphic.

    • What does an aspect ratio of 4:3 mean for a display resolution?

  • It means the width is 3/4 times the height.
  • It means the width is 3 times the height.
  • It means the width is 4 times the height.
  • It means the width is 4/3 times the height. (correct)

    • What is the aspect ratio of a resolution 2160x1440?

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    Study Notes

    Aspect Ratio Overview

    • Aspect ratio is a ratio that describes the proportional relationship between the width and height of an image or display.
    • It is expressed as two numbers separated by a colon, indicating the width to height.

    Aspect Ratio in Computer Graphics

    • In computer graphics, aspect ratio is crucial for determining how images fit on screens and how they are displayed.
    • It impacts visual representation, affecting how graphics are rendered, and can influence user experience.

    Aspect Ratio of 4:3

    • An aspect ratio of 4:3 indicates that for every 4 units of width, there are 3 units of height.
    • Commonly associated with older televisions and computer monitors, representing a more square shape compared to wider ratios like 16:9.

    Aspect Ratio of 2160x1440 Resolution

    • A resolution of 2160x1440 has an aspect ratio of 3:2, derived from dividing both dimensions by their greatest common divisor.
    • This ratio is often used in tablets and provides a balance between width and height, offering a more versatile viewing experience.

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    Description

    Test your knowledge of aspect ratios with this quiz! Learn about the definition of aspect ratio and identify examples of different aspect ratios used in computer graphics and screen displays.

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