GUJARAT TECHNOLOGICAL UNIVERSITY
BE- SEMESTER-VI (NEW) EXAMINATION - WINTER 2020
--- Content provided by FirstRanker.com ---
Subject Code:2160710 Date:01/02/2021
Subject Name:Distributed operating system
Time:02:00 PM TO 04:00 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.
--- Content provided by FirstRanker.com ---
Q.1 (a) Define the following terms: file replication, file caching, fault tolerance. 03
(b) What is the goal to build a distributed operating system? 04
(c) What are the difference between remote procedure call and local procedure call? 07 Write the steps to Execute the Remote Procedure Call.
--- Content provided by FirstRanker.com ---
Q.2 (a) Discuss about Reliable versus Unreliable Primitives. 03
(b) State the desirable features of a good message passing system. 04
(c) What is the significance of transparency in Distributed OS? List and explain types of transparency in brief. 07
Q.3 (a) What is Marshaling and Un-marshaling of parameters? 03
(b) List the most common DOS architectures. Briefly explain any one. 04
--- Content provided by FirstRanker.com ---
(c) What is the process migration? Explain process migration in heterogeneous system. 07
Q.4 (a) Explain Sequential consistency model with reference to DSM. 03
(b) What is DNS? Explain What are the Main Functions of Domain Names? 04
(c) Name and Explain the Various strategies’ are used to handle deadlocks in Distributed System. 07
Q.5 (a) Describe various Access Control’Mechanism. 03
--- Content provided by FirstRanker.com ---
(b) Draw architecture of SUN Network File System. 04
(c) What are the various issues in designing load balancing algorithm? Explain any two issues in detail. 07
Q.6 (a) Define: thrashing, false sharing and buffering. 03
(b) Explain any one process scheduling algorithm. 04
(c) Explain Java RMI. What are the components and processes of Java RMI execution? 07
--- Content provided by FirstRanker.com ---
Q.7 (a) List various methods used in catch management algorithms. 03
(b) Write the two approaches to attack a conventional encryption scheme. 04
(c) Sketch and explain the architecture of Web based system. 07
Q.8 (a) Explain asynchronous point to point message passing with example. 03
(b) Differentiate stateless server and state full server. 04
--- Content provided by FirstRanker.com ---
(c) Explain implementation issues in distributed shared memory system. 07
--- Content provided by FirstRanker.com ---
This download link is referred from the post: GTU B.Tech 2020 Winter Question Papers || Gujarat Technological University