This download link is referred from the post: GTU B.Tech 2020 Winter Question Papers || Gujarat Technological University
GUJARAT TECHNOLOGICAL UNIVERSITY
BE- SEMESTER-VII (NEW) EXAMINATION - WINTER 2020
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Subject Code:2173208 Date:30/01/2021
Subject Name:Distributed Computing
Time:10:30 AM TO 12:30 PM Total Marks: 56
Instructions:
- Attempt any FOUR questions out of EIGHT questions.
- Make suitable assumptions wherever necessary.
- Figures to the right indicate full marks.
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Q.1
- Compare the pros and cons of microkernel and monolithic kernel approach. [03]
- Network system protocols are unsuitable for distributed systems. Explain. [04]
- Explain issues related to designing of distributed operating system. [07]
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Q.2
- Can two computers on the internet have the same IP address? Justify. [03]
- What is process addressing? Explain commonly used methods for process addressing. [04]
- What is non-idempotent routine? How such routine creates problem with message passing? Also explain its solution with example. [07]
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Q.3
- What is acknowledgement message? Why is it always needed for reliable communication? [03]
- Explain orphan call. How are orphan calls handled in the implementation of various-call semantics? [04]
- Explain FLIP protocol. [07]
Q.4
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- What is the major difference between physical and logical clocks? [03]
- Explain ‘happened-before’ relationship. [04]
- What is the main difference between stateless and stateful servers? Which servers are used in distributed applications? [07]
Q.5
- List out issues in designing a thread package. [03]
- Discuss the four necessary and sufficient conditions for a deadlock to occur. Give suitable examples to show that a deadlock cannot occur if any one of the four conditions is absent. [04]
- Explain Client server Binding Mechanism. [07]
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Q.6
- Compare active replication and primary backup methods. [03]
- Explain the address space transfer mechanism for process migration in brief. [04]
- Explain Global averaging distributed algorithm for clock synchronization. [07]
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Q.7
- Discuss the task assignment approach. [03]
- Explain the following deadlock prevention techniques: [07]
- Collective requests
- Ordered requests
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Q.8
- Can false sharing be completely eliminated? [03]
- Write Short note on : DNS [04]
- Explain the DSM system architecture. How does granularity affect DSM system performance? [07]
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This download link is referred from the post: GTU B.Tech 2020 Winter Question Papers || Gujarat Technological University
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