Quiz: Data Representation - Images

OCR GCSE J277 Computer Science specification

11 Steps10 Questions

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Welcome to this quiz on data representation in images. Test your knowledge with 10 questions!

Multiple ChoiceInteractive

What is a pixel?

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Multi-SelectInteractive

Which factors affect the quality of an image file? (Select all that apply)

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Fill in the BlankInteractive

The {{blank0}} is the number of pixels per unit length in an image, and higher {{blank1}} provides clearer details.

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MatchingInteractive

Match the items on the left with their correct pairs on the right

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Multiple ChoiceInteractive

What is the purpose of metadata in image files?

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Math EquationInteractive

Match the items on the left with their correct pairs on the right

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Multiple ChoiceInteractive

What happens if colour depth is increased?

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Multi-SelectInteractive

Which of the following are types of image file compression? (Select all that apply)

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Code CompletionInteractive

Match the items on the left with their correct pairs on the right

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Multiple ChoiceInteractive

Which colour depth provides the most colours?

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