OS Unit 1 : Intro to Operating System Previous Year Questions

On this page, you will find all the most important and most asked questions from unit 1 of the operating system. 

Questions

1. What is operating system? Discuss the various component of computer system.
2. Write the generation wise operating system used in computer system.
3. How operating system helps the user?
4. What is batch processing? Write its advantage and disadvantage.
5. What do you understand by spooling? Write its advantage and disadvantage.
6. What is multi-programing? Write its advantage and disadvantage.
7. What is time sharing operating system? Write its advantage and disadvantage.
8. What is multitasking operating system? Write its advantage and disadvantage.
9. What is real time operating system? Write its different types. Write its advantage and disadvantage.
10. What is parallel/multiprocessor system? Write its advantage and disadvantage.
11. What is distributed system? Discuss about loosely coupled system. Write its advantage and disadvantage.
12. What is network operating system? Write its advantage and disadvantage.
13. Write the various component of operating system.
14. What is the various activities perform by the operating system to manage files?
15. Write the various function of operating system.
16. Discuss the various services provided by the operating system.
17. What do you understand by the system call? Write its category. Also describe how system call is handled by system?
18. What do you understand by virtual machine?
19. Discuss the DOS and UNIX layered architecture.
20. Write the advantage of using layered approach to system design.
21. What is kernel? Explain monolithic and micro kernel.
22. Write the steps involved in booting.
23. What is the reasons behind dual mode operation of processors?
24. What is shell?
25. Explain the difference between time sharing and real time operating system.
26. Write the difference between shell and kernel.
27. Write the difference between monolithic and micro kernel.
28. Write the difference between process and program.
29. Write the difference between Busy wait and Blocking wait.
30. Write the difference between Process switch and Mode switch.
31. Write the difference between User-level thread and Kernel-level thread.