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Data compression

Data compression

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Question 9

Using Huffman coding, the text PETER PIPER PICKED A PEPPER can be stored in 84 bits.

Calculate how many additional bits are needed to store the same piece of text using 8-bit ASCII. Show your working.

[3]
Markscheme

Data compression Questions

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

37 exam-style questions on AQA GCSE Computer Science Data compression. Each one has a worked solution and a mark scheme showing where the marks go.

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