Ket

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Across
  1. 3. - A container used to organise and store related files
  2. 6. - An obsolete magnetic storage disc with 1.44 MB capacity
  3. 7. - Type of disk drive that uses spinning magnetic platters — ___ Disk
  4. 10. - Malware that disguises itself as useful software but causes damage
  5. 11. - Type of storage that uses magnetism to store data
  6. 13. - The part of a file name after the dot — its file ___
  7. 14. - Software that allows the OS to communicate with a hardware device
  8. 17. - The beam of light used to read optical discs
  9. 18. - A GUI is a type of user ___ — how the user interacts with the OS
  10. 19. - A type of solid state drive — three capital letters
  11. 20. - Popular mobile operating system used on smartphones
Down
  1. 1. - Characteristics of a file such as size, date, and location
  2. 2. - The bin on a PC that holds temporarily deleted files
  3. 3. - A single item of stored data with a name and extension
  4. 4. - Type of media that uses a laser beam — CD and DVD are examples
  5. 5. - A secret word used to protect access to a computer or account
  6. 8. - A free, open-source operating system that powers many web servers
  7. 9. System - The main software that controls a computer
  8. 12. - Graphical User Interface — an interface using icons and mouse
  9. 15. - Malicious software that copies itself and damages files
  10. 16. - Random Access Memory — fast temporary storage in the computer