DISTRIBUTED COMPUTING (DC) MAY 2012 COMPUTER SCIENCE SEMESTER 8
Con. 4452-12. (REVISED COURSE) GN-8270
(3 Hours) [Total Marks : 100]
N.B. : (1) Question No. 1 is compulsory.
(2) Attempt any four questions, out of remaining questions.
(3) All questions carry equal marks.
(4) Draw neat diagram wherever required.
| 1. (a) | Explain Distributed computing systems models with diagram. | 10 |
| (b) | Explain desirable features of a good distributed file system . | 10 |
2. (a) | Compare and contrast Mutual Exclusion Algorithms. | 10 |
| (b) | Explain Failure handling in message passing. | 10 |
3. (a) | Discuss the Issues in designing Load-balancing algorithm. | 10 |
| (b) | Explain communication protocols for RPC. | 10 |
4. (a) | Explain Stateful file servers and Sateless file servers and its advantages. | 10 |
| (b) | Write a note on Group communication. | 10 |
5. (a) | Write a note on System oriented names and Human oriented names | 10 |
| (b) | Explain the different distributed physical clock synchronization algorithms | 10 |
| with their relative advantages and disadvantages. | ||
6. (a) | Explain various consistency models in DSM. | 10 |
| (b) | Explain RPC implementation mechanism. | 10 |
7. | Write short notes on (any four) :- | 20 |
| (a) Thrashing | ||
| (b) Token ring algorithm | ||
| (c) DCOM | ||
| (d) File - Caching schemes | ||
| (e) Process migration | ||
| (f) Naming and security |
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