DISTANCE EDUCATION
M.Sc. (Software Engineering) Years Integrated) DEGREE
EXAMINATION, DECEMBER 2017.
OPERATING SYSTEMS
Time Three hours Maximum 100 marks
SECTION A — × 8 40 marks)
Answer any FIVE of the following questions.
1. Mention the functionality of an operating system.
2. Explain the concept of system calls.
3. Define Process Processes processor.
4. Discuss on Round Robin scheduling.
5. List the goals of I/O software.
6. How to detect and recover the deadlocks?
7. Discuss the concept of multiprogramming with fixed
partitions.
8. Discuss on the performance of file system.
SECTION B — × 15 60 marks)
Answer any FOUR of the following.
9. Narrate the history of operating systems.
10. Describe the structure of the operating system.
11. Explain the concept of Race condition.
Sub. Code
24
DE-3036
2
Ws6
12. Discuss the following
Policy driven scheduling.
Two level scheduling.
13. Sketch the algorithm for page replacement.
14. Discuss the analysis of swapping systems.
15. How to provide protection mechanisms for File Systems?
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