Data Representation

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Across
  1. 2. a method of compressing text files
  2. 4. a standard binary coding system that has superseded ASCII.
  3. 8. a binary representation of a particular letter, number or special character.
  4. 9. a method of checking for errors by producing the same data several times and checking it is the same each time.
Down
  1. 1. a digit added to the end of binary data to check the data is accurate
  2. 3. a method of compressing data by eliminating repeated data
  3. 5. a standard binary coding system for characters and numbers.
  4. 6. a method of checking binary codes by counting the number of 0a and 1s in the code
  5. 7. the process of reducing the size of a file