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Oak ComputingTest · Computing

File size of digital images

The starter and exit quiz of the lesson “File size of digital images”, from the unit “Data representation: images and sound” (Year 9 Computing) by Oak National Academy.

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Oak National Academy

12 questions

  1. What is a pixel?
  2. How are digital images arranged?
  3. What does RGB stand for in digital imaging?
  4. What unit is used to measure data in a computer system?
  5. Which is the smallest file size?
  6. What can happen to an image if you make it bigger?
  7. Match the term to its definition:
  8. Match the concept to its effect:
  9. What happens when you increase the colour depth of an image?
  10. What does file size measure?
  11. How can file size be reduced without changing resolution?
  12. What is the file size of a file measuring 10 x 10 pixels and which allows 4 colours?

License: OGL

File size of digital images · Examplary