DISTANCE EDUCATION
B.C.A. DEGREE EXAMINATION, MAY 2018.
PRINCIPLES OF OPERATING SYSTEM
(2003 onwards)
Time Three hours Maximum 100 marks
Answer any FIVE questions.
All questions carry equal marks.
× 20 100)
1. Describe the concept of operating system calls.
2. Give a neat description on semaphores.
3. With suitable example, explain the mechanism of inter
process communication.
4. Write notes on:
Deadlock prevention.
Deadlock avoidance.
5. Summarize the concept of I/O management with its
devices and interrupt handlers.
6. Compare and contrast fixed partitioned memory
management technique with variable partitioned memory
management technique.
Sub. Code
13
DE-3576
2
Ws3
7. Discuss the following mechanisms related to storage
management.
Segmentation.
Thrashing.
8. Write notes on the following file system procedures:
Free space management.
File system reliability.
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