Quiz: Images as Pixels - Representing Pictures in Binary
OCR GCSE J277 Computer Science specification
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Building on what you've learned about binary and file sizes, let's test your knowledge of how images are represented using pixels and binary!
What is a pixel?
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Which of the following affect the quality and size of an image? (Select all that apply)
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The {{blank0}} depth determines the number of colours available for each pixel in an image.
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Match the items on the left with their correct pairs on the right
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Match the items on the left with their correct pairs on the right
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What is metadata in the context of an image?
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Match the items on the left with their correct pairs on the right
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Match the items on the left with their correct pairs on the right
How many pixels are in an image with a resolution of 200 × 150?
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