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Data representation

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Question 2

A school website hosts a digital gallery of pupil artwork.

One of the uploaded images is 800 pixels wide and 600 pixels high.

Construct an expression to calculate the total number of pixels in this image.

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Markscheme

Data representation Questions

  1. GCSE
  2. /Computer Science
  3. /Data representation

40 exam-style questions on Edexcel GCSE Computer Science Data representation, covering Encoding characters with 7-bit ASCII, Representing bitmap images in binary, Representing analogue sound in binary, and Limitations of binary representation. Each one has a worked solution and a mark scheme showing where the marks go.

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