class7_computer_crossword2

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Across
  1. 3. Invader computer program
  2. 5. Software allowed to be used for fixed trial periods
  3. 8. Sending/Receiving personal information to a stranger is a threat to
  4. 9. It is ______ to use someone's words or ideas without their permission
  5. 10. Acknowledging someone's words or ideas
Down
  1. 1. Unlawful duplication of copyrighted software
  2. 2. Source which can easily spread infection in softwares
  3. 4. Precautions taken to be safe from damage causing softwares
  4. 6. Cure for troublesome software program
  5. 7. Theft of someone's words or ideas