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Data representation

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Question 3

A digital artist exports a graphic using 32-bit RGBA colour depth.

Describe how these 32 bits are used to represent the appearance of each individual pixel in the file.

[3]
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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