Understanding Pixels and Image Resolution

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Questions and Answers

What is the significance of representing color using RGB values in pixels?

  • To reduce the file size of the image
  • To ensure every pixel has a unique color
  • To simplify the process of printing images
  • To standardize the color representation in digital imaging (correct)

How many different colors can be represented by a single 8-bit component in an RGB value?

  • 128
  • 256 (correct)
  • 512
  • 16

Why are digital cameras specified in megapixels?

  • To specify the number of pixels in the image (correct)
  • To highlight the camera's processing power
  • To showcase the camera's lens quality
  • To indicate the number of colors the camera can capture

What happens to the resolution of a bitmap-based image as the number of pixels increases?

<p>Resolution increases (D)</p> Signup and view all the answers

If a pixel has an RGB value of (0, 0, 255), what color does it represent?

<p><strong>Blue</strong> (B)</p> Signup and view all the answers

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