Operating Systems and GUI

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Across
  1. 3. A user can run several programs simultaneously.
  2. 5. They are small programs included with an OS that improve a system's performance.
  3. 6. Graphical User Interface
  4. 7. It is a utility program that rewrites data so that it takes less space on disk.
  5. 10. The background screen with icons representing programs,files, folders.
  6. 11. It is used to restore disks and corrupted files.
  7. 12. Windows,Icons, Menus, and Pointer.
  8. 13. Something that is easy to use.
  9. 14. An arrow controlled by the mouse.
  10. 15. It is developed by Apple and used on Macintosh computers.
  11. 16. It lets you watch DVDs,play music and listen to the radio on the Web.
  12. 18. OS found on mainframes and workstations in corporate installations.
Down
  1. 1. It controls the operating system,programming software and utility programs.
  2. 2. Programs making a PC easier for disabled users to use.
  3. 4. Icons that represent programs and documents.
  4. 8. A set of programs that control hardware and makes communication possible with the hardware.
  5. 9. It helps you write documents, do calculations, draw or play games.
  6. 17. This OS is used on PCs and in small devices.