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Gujarat Technological UniversitySummer 2025 Examination

GTU 3170719 Distributed System (DS) Summer 2025 Paper Solution & PDF

B.E. · Computer Engineering · Semester 7 · Subject Code: 3170719
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Total Marks70 MarksExternal theory exam
Passing Marks23 Marks33% minimum cutoff
Exam Duration2.5 Hours2:30 PM – 5:00 PM
Paper Structure5 QuestionsWith internal OR choices
Jump toQ1Q2Q3Q4Q5

Question 1

14 MarksMedium
(a)
Define Remote Procedure Call (RPC), Virtualization and Replication.
3 Marks
(b)
What is Distributed System? List out goals of distributed system.
4 Marks
(c)
Briefly explain different architectural styles of distributed system.
7 Marks

Question 2

14 MarksMedium
(a)
Discuss issues of code migration in heterogeneous systems.
3 Marks
(b)

What is Name Server? Describe the features for Good Naming System.

4 Marks
(c)
Discuss the desirable features of a good message-passing system.
7 Marks
OR OPTION
(c)

What is Process migration? What are the main steps involved in process migration?

7 Marks

Question 3

14 MarksMedium
(a)
Enumerate various issues in clock synchronization.
3 Marks
(b)
What is flat naming and structured naming?
4 Marks
(c)
Discuss and compare various election algorithms.
7 Marks
OR OPTION
(a)
Explain the objective of Election algorithm in Distributed System.
3 Marks
(b)
Briefly explain iterative name resolution technique.
4 Marks
(c)
Explain any one method of logical clock implementation using example.
7 Marks

Question 4

14 MarksMedium
(a)
Explain causal consistency.
3 Marks
(b)
Briefly explain distributed commit and recovery in distributed systems.
4 Marks
(c)

Differentiate between load distribution and balancing. Explain any technique of load distribution or balancing.

7 Marks
OR OPTION
(a)
Explain Backward and Forward recovery strategies.
3 Marks
(b)
Discuss Byzantine agreement problem of process resilience.
4 Marks
(c)
Explain the technique to avoid the faults in distributed systems
7 Marks

Question 5

14 MarksMedium
(a)
Explain the common approaches to user authentication.
3 Marks
(b)
Discuss digital signature in detail.
4 Marks
(c)
Explain the DSM system architecture with its diagram.
7 Marks
OR OPTION
(a)
Discuss about the motivations for replication.
3 Marks
(b)
What is Denial of Service? Explain briefly.
4 Marks
(c)
Explain Distributed Web based System in details.
7 Marks
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About this Examination Paper & Attribution

Official Gujarat Technological University (GTU) examination paper and step-by-step solutions for Distributed System (DS) (Summer 2025, B.E. · Computer Engineering, Sem 7). Features complete 70-mark regular & remedial examination pattern, official marking distribution across all 5 questions, and direct 1-click official PDF download.

Transcribed for student exam preparation from Gujarat Technological University official examination archives. Questions, syllabus guidelines, and curriculum marking schemes remain the intellectual property of Gujarat Technological University.

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