Technologies

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Across
  1. 4. interconnected
  2. 5. Customer
  3. 6. Talk online
  4. 9. Programme
  5. 10. device used to select items
  6. 15. enter data into a computer for processing
  7. 16. secret word
  8. 17. set of keys
  9. 19. state of being safe from electronic crime
  10. 20. Unit of data
Down
  1. 1. Problem-solving steps
  2. 2. computer part
  3. 3. Computer memory
  4. 7. organised data retrieved by a computer
  5. 8. collection of related data
  6. 11. primary display screen
  7. 12. transfer
  8. 13. single worldwide computer network
  9. 14. the capacity of a computer
  10. 18. to remove defects