Previous Year Very Short Questions of NOS (B-TECH information technology 6th)

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Network operating system

Previous year question paper with solutions for Network operating system

Our website provides solved previous year question paper for Network operating system . Doing preparation from the previous year question paper helps you to get good marks in exams. From our NOS question paper bank, students can download solved previous year question paper. The solutions to these previous year question paper are very easy to understand.

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  1. What is the return value for the fork system call for child process and parent process in Unix?
  2. What is a PID number? Why are these numbers useful when you run processes in the background? Which utility displays the PID numbers of the commands you are running?
  3. How do system calls interact with the kernel?
  4. Which command moves the cursor to the end of the current paragraph? Can you use this command to skip through the buffer in one-paragraph steps?
  5. Explain the following result : $ cat > date echo “This is my own version of date.” $ ./date Fri Jun21 11:45:49 PDT2015
  6. How is “echo person” different from “echo $person”?
  7. Name two ways to identify the PID number of the login shell.
  8. Write command can be used to duplicate a process or create a child process.
  9. Differentiate between the search utilities grep, find, and locate on the basis of output.
  10. What is the usage of fork() system call?
  11. What is an operating System?
  12. What do you mean by open source software?
  13. What do you mean by standard input and standard output?
  14. What is Debugging?
  15. What is purpose of grep command?
  16. What is PS command?
  17. What is a thread?
  18. What is i-node structure of UNIX?
  19. What is a system call?
  20. How you can get the history of the commands?
  21. What is shell Scripting?
  22. Define a Pipe.
  23. What does test -d file means?
  24. Define a thread. How is it different from a process?
  25. What is gdb?
  26. Give some basic editing commands used in Emacs Editor.
  27. What is GNU-linux?
  28. What is Dubugging?
  29. Whis is Ls Command?
  30. What are command line arguments?