DISTANCE EDUCATION
B.Sc. (CS)/B.Sc. (Computer Science) (Lateral) DEGREE
EXAMINATION, MAY 2018.
OPERATING SYSTEMS
(2007 onwards)
Time Three hours Maximum 100 marks
Answer any FIVE questions.
All questions carry equal marks.
20 100)
1. Explain about the concept of operating system.
Discuss in detail about system calls.
2. Explain about Event counter.
Describe in detail about message passing.
3. Discuss the following
SJF scheduling.
Two level scheduling.
4. Explain the concept of Deadlock modeling.
Describe in detail about Deadlock avoidance.
5. Discuss about memory management with examples.
Sub. Code
33
DE-3619
2
sp4
6. Explain about multiprogramming without paging or
swapping.
7. Explain the basic concept of Segmentation.
Discuss about contiguous memory allocation.
8. Explain about Disk space management.
Describe in detail about Hash table.