Guru Jambheshwar University 2006 Post Graduate Diploma Computer Application operating system - Question Paper
r JUN 2006
(Second Semester)
MS-08 OPERATING SYSTEM
Time: 3 Hours Maximum Marks : 100
Note : Attempt any Five questions. All questions carry equal marks.
1. (a) Define Operating System. Discuss the
evolution process of operating systems. 12
(b) Write short notes on Distributed Operating System and Parallel Operating System. 8
2. (a) What do you understand by File System ?
Explain the various allocation methods.
15
(b) What is a directory ? Discuss the attributes of a directory entry. 5
P.T.O.
3. What is the criteria of scheduling algorithms evaluation ? Discuss different CPU scheduling algorithms. 20
4. What is Demand Paging ? Explain the page replacement algorithms. 20
5. Explain the different Disk Scheduling algorithms. How would you select a disk scheduling algorithm ? 20
6. What is a Deadlock ? Explain the procedure of deadlock detection and recovery. 20
7. Define Critical Section Problem. How would you synchronize the interprocess communication ? 20
8. Write short notes on the following :
(a) Multiple Processor Scheduling
(b) Thrashing
(c) Sector queeing in Disk Scheduling
(d) Safe State in deadlock avoidance
(e) Properties of Linux Operating System.
4x5-20
J-4256 2 1,600
|
Attachment: |
| Earning: Approval pending. |
