crossword puzzle vocabulary

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Across
  1. 4. a computer or computer program
  2. 10. a folding cover or holder
  3. 11. tools, machinery, and other durable equipment.
  4. 13. a combined device for modulation
  5. 15. used to navigate the World Wide Web.
  6. 16. a folder or box for holding loose papers
  7. 17. a packet of data sent by an Internet server to a browser
  8. 19. the act or process of downloading data.
  9. 20. a piece of code that is capable of copying itself
  10. 22. system: the software that supports a computer's basic functions
  11. 23. a panel of keys that operate a computer or typewriter.
Down
  1. 1. the abbreviation for central processing unit
  2. 2. flash drive: an external flash drive,
  3. 3. (of a machine, system, or software) fail suddenly
  4. 5. an act or instance of booting a computer system again
  5. 6. almost or nearly as described
  6. 7. global computer network providing a variety of information
  7. 8. wide web: an information system on the Internet
  8. 9. irrelevant or inappropriate messages sent on the Internet
  9. 12. the working surface of a desk.
  10. 13. a small handheld device
  11. 14. an instrument or device used for observing
  12. 18. an electronic device for storing and processing data
  13. 21. symbol or graphic representation on a screen of a program