Categories of Software

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Across
  1. 4. ready compiled system software loaded and run by applications and system software as required
  2. 5. Software that is free to distribute but must also be free to be modified
Down
  1. 1. Includes general, special and custom written software
  2. 2. Includes systems software like anti-virus, compression, and defragmentation
  3. 3. Describes software needed to run the computer's hardware and applications