Karnataka State Open University (KSOU) 2009 M.Sc Information Technology First Semester - Advanced Operating Systems - Question Paper
Illlllllllllllllllll MSIT 13
I Semester M.Sc. (I.T.) Examination, Dec. 2009/Jan. 2010 (Repeater) ADVANCED OPERATING SYSTEMS
Time : 3 Hours Max. Marks : 75
Instruction : Answer all questions from Part - A and any five questions from Part - B.
PART - A
1. What is seek time ? (10x2+5x1=25)
2. What is encryption ?
3. What is two-level directory ?
4. What is tightly coupled ?
5. What is spooling ?
6. What is context switch ?
7. What is the need for good user-friendly GUI ?
8. List four popular operating systems.
9. List types of message passing.
10. What is thrashing ?
11. Write a short note on :
a) Define File.
b) MMU stands for _
c) Define seek time.
d) Job scheduling brings in the ability of _
e) Define TSL.
1. Explain different scheduling algorithms.
2. Explain computer virus in detail.
(5x10=50)
3. Explain with example a producer-consumer problem.
4. Explain the paging concept with the help of a neat diagram.
5. Discuss different file access methods.
6. Explain public-key encryption in detail.
7. Explain various multiprocessor interconnections.
8. Explain RPC with a neat diagram.
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