B.Sc. DEGREE EXAMINATION, APRIL 2018
Sixth Semester
Information Technology
Elective: DISTRIBUTED COMPUTING
(CBCS 2011 onwards)
Time 3 Hours Maximum 75 Marks
Part A (10 x 2 20)
Answer all questions.
1. What is Financial Trading?
2. What are Application Services?
3. Mention the use of Unmarshalling.
4. Define Peer-to-peer networking.
5. Describe a process.
6. Expand RPC.
7. Define Internal Synchronization.
8. How does a DNS get resolved?
9. What is a Transaction?
10. Describe Fault Tolerance.
Sub. Code
1BITE3A
AFC-10839
2
WK16
Part B x 5 25)
Answer all questions, choosing either or
11. Mention the responsibilities of the Physical Model of
a distributed system.
Or
Give a short account on IP addressing.
12. Explicate about Client-server communication.
Or
How is communication done between distributed
objects? Explain.
13. Give a short note on Communication primitives.
Or
What are the requirements of a Distributed File
System?
14. How are Physical Clocks synchronized? Clarify.
Or
Write a short note on Distributed mutual exclusion.
15. Interpret the steps to recover from a failed
Transaction.
Or
Mention the rule of group communication.
AFC-10839
3
WK16
Part C x 10 30)
Answer any three questions.
16. Explain the trends of distributed systems in detail.
17. Elucidate about Request-Reply protocols.
18. Describe in detail about Digital Signing.
19. Discuss about Name Services and the Domain Name
System.
20. Enumerate and explain the Fault-tolerant Services.
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