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Data representation

Data representation

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Question 3

The ASCII system uses 7 bits to represent a character. The ASCII code for the character 'A' in denary is 65; other alphabetical characters follow on from this in chronological order.

Identify the 7-bit binary ASCII code for the character 'G'.

A

100011110001111000111

B

100100110010011001001

C

100011010001101000110

D

100010110001011000101

Markscheme

Data representation Questions

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

21 exam-style questions on Edexcel IGCSE Computer Science Data representation. Each one has a worked solution and a mark scheme showing where the marks go.

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