JNTUA MCA 4th Sem last 10 year 2010-2020 Previous Question Papers (JNTU Anantapur)
Code: 9F00405a
MCA IV Semester Regular & Supplementary Examinations July 2015
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DISTRIBUTED SYSTEMS
(For students admitted in 2009, 2010, 2011, 2012 and 2013 only)
Time: 3 hours Max Marks: 60
Answer any FIVE questions
All questions carry equal marks
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- What makes a distributed system different from client-server technology? How can you say World Wide Web is an example of distributed system?
- What is the functionality of fundamental models in distributed systems?
- Distinguish horizontal distribution and vertical distribution.
- Elaborate on distributed communication entities. How they communicate?
- Explain the features of java RMI.
- What is an execution environment for a process? How a process in distributed system is different from a process in traditional system?
- Explain detail about Andrew file system.
- Suggest and explain algorithm for mutual exclusion in distributed systems that considers processes to crash.
- Compare different methods of concurrency control in distributed systems.
- What are the different issues with distributed transactions? Why is it always not possible to provide 100% fault tolerant services in distributed systems?
- Explain in detail about chorus.
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