Download GTU (Gujarat Technological University Ahmedabad) B.Tech/BE (Bachelor of Technology/ Bachelor of Engineering) 2020 Summer 8th Sem 180701 Distributed Systems Previous Question Paper
Enrolment No.___________
GUJARAT TECHNOLOGICAL UNIVERSITY
BE -SEMESTER? VIII OLD ? EXAMINATION ? SUMMER 2020
Subject Code: 180701
Date:26.10.2020
Subject Name: Distributed Systems
Time: 02:30 PM TO 05:00 PM
Total Marks: 70
Instructions:
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
Q.1 (a) Discuss the design issues of distributed system.
07
(b) Explain VMTP protocol.
07
Q.2 (a) Compare and contrast the IPC synchronization techniques in distributed systems.
07
(b) Explain how RPC works using a program of calling int add(int no1, 07
int no2) method.
OR
(b) Explain RMI architecture and a sample program to call int add(int no1, 07
int no2) method.
Q.3 (a) Explain construction a DFS spanning tree for a specified root.
07
(b) Which is the best election algorithm, in distributed systems? Explain how.
07
OR
Q.3 (a) Explain Lamport's logical clock using example.
07
(b) Explain with example the significance of exactly-once semantics to handle duplicate
07
request messages.
Q.4 (a) Explain distributed algorithm for mutual exclusion using diagram(s).
07
(b) Compare and contrast process migration techniques.
07
OR
Q.4 (a) Explain MRMW protocol.
07
(b) What is consistency? Discuss the various consistency models used in DSM
07
system.
Q.5 (a) What are the differences between sender-initiated and receiver-initiated load sharing
07
algorithms?
(b) Write the advantages of distributed shared memory. Define HDSM and explain Ring
07
based multi processor.
OR
Q.5 (a) Explain object naming algorithms in distributed systems.
07
(b) What is Thrashing? Explain all algorithms use for data location and DSM consistency
07
management.
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This post was last modified on 04 March 2021