Operating System

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Across
  1. 2. If you know at compile time where the process will reside in memory then........... code can be generated.
  2. 4. block where process scheduling information is store
  3. 7. Access to a page marked invalid causes
  4. 10. OS is ......... that manages computer hardware
  5. 11. the schedular which swaps the process
  6. 12. Fixed Partition Scheme support ......... fragmentation.
  7. 15. Instead of system call programmers use
  8. 18. another name for shortest-remaining-time-first scheduling
  9. 19. all the other processes wait for the one big process to get off the CPU.
  10. 21. diagram representation of process scheduling
  11. 23. Unit maps logical pages to physical page frames in Main memory
  12. 24. One solution to the problem of external fragmentation is
Down
  1. 1. a part of a process memory used for dynamic memory allocation
  2. 3. hardware bit of the computer is used to indicate the current mode
  3. 5. the parent is exiting, and the operating system terminates all the children
  4. 6. program which is an active entity
  5. 8. Logical memory is divided into blocks of the same size called
  6. 9. software-generated interrupt
  7. 13. place where processes are ready to execute
  8. 14. A solution to the problem of indefinite blockage of low-priority processes is
  9. 16. synchronization tool to solve the critical-section problem
  10. 17. the module that gives control of the CPU to the process selected by the short-term scheduler.
  11. 20. The FCFS algorithm is thus particularly troublesome for systems
  12. 22. Register holds the smallest legal physical memory address.