GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER-VIII (OLD) EXAMINATION - SUMMER 2019
--- Content provided by FirstRanker.com ---
Subject Code: 180701 Date: 13/05/2019
Subject Name: Distributed Systems
Time: 10:30 AM TO 01:00 PM Total Marks: 70
Instructions:
- Attempt all questions.
- Make suitable assumptions wherever necessary.
- Figures to the right indicate full marks.
--- Content provided by FirstRanker.com ---
Q.1 (a) Define distributed system. What is main motivation of distributed system? Explain advantages and disadvantages of distributed systems. [07]
(b) Write and explain the algorithm of constructing a DFS spanning tree with specified root. [07]
Q.2 (a) Why traditional network protocols are not suitable for distributed systems? Explain VMTP protocol used for distributed system. [07]
--- Content provided by FirstRanker.com ---
(b) What is atomic broadcast? Explain Group Communication Mechanism [07]OR
(b) Draw and explain ATM cell format. [07]
Q.3 (a) Explain construction a DFS spanning tree for a specified root. [07]
(b) Discuss and compare various election algorithms [07]
--- Content provided by FirstRanker.com ---
OR(a) Explain RPC Architecture. What is the role of IDL file in RPC? [07]
(b) Enumerate the various issues in clock synchronization. Classify the clock synchronization algorithms and explain Berkeley algorithm with an example. [07]
Q.4 (a) Discuss load estimation policy and Process transfer policy in load balancing algorithms. [07]
(b) How does process migration takes place in heterogeneous systems? [07]
--- Content provided by FirstRanker.com ---
OR(a) What is object location? How is it carried out in a distributed system? Discuss various object-locating mechanisms. [07]
(b) How problem is specified using formal model? Explain asynchronous point to point message passing and asynchronous broadcast. [07]
Q.5 (a) Which are the different types of process scheduling techniques? Explain desirable features for good scheduling algorithm. [07]
(b) What is coherence protocol? Explain how the MRMW protocol is implemented. [07]
--- Content provided by FirstRanker.com ---
OR(a) Explain the DNS name service and bind implementation of DNS. [07]
(b) Write a note on following (any 4) [07]
- Name Space
- Name resolution
- Name Server
- Context binding
- Broadcast and converge cast on spanning tree.
--- Content provided by FirstRanker.com ---
--- Content provided by FirstRanker.com ---
This download link is referred from the post: GTU BE 2019 Summer Question Papers || Gujarat Technological University