Operating System Crossword Puzzle

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Across
  1. 2. The table storing process information in OS
  2. 3. OS that handles one job at a time
  3. 4. First operating system developed by Microsoft
  4. 6. A system crash or deadlock is an example of
  5. 11. Scheduling algorithm that gives each process a time slice
  6. 14. OS that supports real-time applications
  7. 15. The process waiting for I/O operation completion is in this state
  8. 17. The section of code that must be executed by only one process at a time
  9. 19. System call used to create a new process
  10. 21. Temporary storage used for quick data access by CPU
  11. 22. Mechanism to prevent multiple processes from accessing shared data simultaneously
  12. 24. Technique to store a part of a program in main memory and rest on disk
  13. 25. Type of OS that allows multiple users to access a computer simultaneously
Down
  1. 1. Type of scheduler that decides which process to execute next
  2. 5. FIFO is a type of scheduling algorithm
  3. 7. Memory that appears to be larger than physical memory
  4. 8. Software interrupt generated by hardware
  5. 9. Type of OS found in smartphones
  6. 10. Swapping occurs between main memory and this
  7. 12. When two processes wait for each other indefinitely
  8. 13. Software that acts as an interface between user and hardware
  9. 16. Memory is divided into fixed-size blocks called
  10. 18. Device that manages data input and output
  11. 20. Memory management scheme that removes fragmentation
  12. 23. The smallest unit of CPU scheduling