SRM University 2010 M.C.A Operating system ( , - Question Paper

Time:3hr Max Marks:100

PART-A [10*2=20 Marks]

1.Differentiate symmetric and asymmetric multiprocessing.

2.What are the advantage of virtual machines?

3.What are the differences ranging from short term and long term schedules?

4.What is dispatcher? Write its functions.

5.What is semaphore? elaborate the kinds of semaphore?

6.How will you recover the system from deadlock?

7.Differentiate logical address space and physical address space.

8.What is memory mapped I/O and programmed I/O?

9.What is the use of consistency semantic?

10.Write down the difference ranging from SCAN and Look disk scheduling methods?


PART-B [5*16=80 Marks] ans ANY 5 ques.

11.Explain in detail about the various operating system structures.

12.Explain the subsequent with an example for every
(i)Preemptive scheduling
(ii)Non-preemptive scheduling

13.Explain how will you obtain a solution to the dining philosophers issues using
(i)Semaphore (ii)Monitors

14.Explain Banker's algorithm with an example.

15.Describe the subsequent techniques.
(i)Hierarchical paging
(ii)Segmentation memory management scheme

16.Discuss in detail about demand paging.

17.Explain the following:
(i)Disk Management
(ii)swap space Management

Earning:   Approval pending.