Operating Systems Practice Questions

21. The process id number of the process vhand,bdflush,sched and init are

Show Answer ?

22. If every user working on unix set up is to use the printer,then the printer should be attached to

Show Answer ?

23. Each entry in inode table is of size

Show Answer ?

24. which of the following is the command for the searching a pattern in a file

Show Answer ?

25. When fork() is given

Show Answer ?

26. Which of the following is not true?

Show Answer ?

27. The cpu utilization is low when the system is

Show Answer ?

28. A programm can execute more than once simultaneously is called

Show Answer ?

29. __________ scheduler selects the process that is ready to execute to CPU.

Show Answer ?

30. Semaphores are used to solve the problem of

Show Answer ?