Operating System

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Across
  1. 3. — Core part of the operating system loaded during boot.
  2. 4. — Software that enables OS to communicate with devices.
  3. 7. — The process of starting a computer.
  4. 9. — Modern firmware replacing BIOS with faster booting.
  5. 10. — Settings that define how system starts.
  6. 11. — Term meaning to start the computer again after running.
  7. 13. — Older partition system storing bootloader in first sector.
  8. 15. — Test performed by BIOS to check hardware components.
  9. 16. — Permanent software embedded in hardware chips.
  10. 19. — Operation needed before next clean boot.
  11. 22. — Disk area containing initial boot code.
  12. 24. — Sequence BIOS/UEFI uses to search for bootable devices.
  13. 25. — Mode where user applications run after boot.
Down
  1. 1. — Mode activated after kernel loads.
  2. 2. — Common bootloader used in Linux systems.
  3. 5. — Cycle that begins the booting process again.
  4. 6. — Stage where hardware devices are prepared for use.
  5. 8. — Component that loads key operating system files.
  6. 12. — Memory storing hardware configuration used by BIOS.
  7. 14. — Structure boot process reads to access OS files.
  8. 17. — First stage when computer receives electricity.
  9. 18. — Program responsible for loading the operating system.
  10. 20. — Firmware that performs hardware checks during startup.
  11. 21. — Modern partition system used in UEFI booting.
  12. 23. — Screen allowing user to choose OS or options.