Acharya Nagarjuna University (ANU) 2007 Diploma Information Technology OPERATING SYSTEM - - Question Paper

P.G.DIPLOMA EXAMINATION, MAY 2007.
info Technology
Paper V – OPERATING SYSTEM

Time: 3 hours Maximum: 75 Marks
ans any 5 ques.
All ques. carry equal marks.

1. explain the evolution of operating systems.

2. explain process scheduling policies and algorithms.

3. discuss Bakery algorithm for process synchronization.

4. discuss paging in detail

5. discuss FIFO and LRU page replacement.

6. explain contiguous allocation method for file system.

7. explain the classes of I/O devices.

8. discuss ACL mechanism for protection.

9. explain different security related problems.

10. discuss the term multiprogramming, multiprocessing, multithreading.

Earning:   Approval pending.