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Data types

Data types

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Question 6

Complete the description of how computers represent characters in binary using the given list of terms. Not all terms will be used.

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allanydistinctduplicateidenticalpartialsameunique

A character set is a collection consisting of ..... of the characters that can be recognized by a computer system. To prevent ambiguity, every character is mapped to a ..... binary sequence. Consequently, lowercase 'd' and uppercase 'D' are assigned ..... sequences.

One widely used character set is standard ASCII, which allocates exactly ..... bits to encode each character. If the denary representation for the character 'E' is 69, then the denary representation for the character 'K' is ......

[5]
Markscheme

Data types Questions

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

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

Question bank