B.E. (Computer Engineering) Eighth Semester (C.B.S.)
Distributed Systems & Grid Computing TKN/KS/16/7714
P. Pages : 2 *0438*
Time : Three Hours Max. Marks : 80 _____________________________________________________________________
a)
List and explain motivations behind the development of distributed system.
b)
Draw and explain the architecture of distributed system.
c)
State and explain advantages of distributed system over traditional time sharing systems.
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All questions carry marks as indicated. Solve Question 1 OR Questions No.2. Solve Question 3 OR Questions No.4. Solve Question 5 OR Questions No.6. Solve Question 7 OR Questions No.8. Solve Question 9 OR Questions No.10. Solve Question 11 OR Questions No.12. Due credit will be given to neatness and adequate dimensions. Assume suitable data whenever necessary. Illustrate your answers whenever necessary with the help of neat sketches.
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Notes : 1. 2. 3. 4. 5. 6. 7. 8. 9. 10.
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b)
What are the inherent limitations of a distributed systems.
6
a)
Explain the Berkeley physical clock synchronization algorithm.
7
b)
Discuss Lamport's logical clock algorithm.
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Discuss various issues involved in design of distributed systems.
5.
a)
Discuss a token based mutual exclusion algorithm for a distributed system.
b)
Explain the difference between global state and local state.
6
a)
Explain the architecture of distributed file system.
7
b)
What are the services provided by CORBA? Discuss any two.
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7.
a)
Discuss distributed shared memory architecture.
7
b)
Discuss design issues involved in distributed file system.
6
a)
Discuss Grid computing architecture.
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TKN/KS/16/7714
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b)
Explain Grid computing models.
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a)
8.
9.
Write short notes on. i) Desktop Grid. iii) HPC Grid.
8 ii) iv)
Clusters Grid. Data Grid.
b)
Discuss applications of Grid computing.
6
a)
Explain in detail blocking and non-blocking message passing operations.
7
b)
Discuss communications in MPI.
6 OR
Write a short note on MPI.
b)
List advantages of collective communications over point to point communications.
c)
Write short notes on: i) Datatypes in MPI. ii) Basic routines (functions) in MPI.
a)
What is cloud computing? Discuss characteristics and benefits of cloud computing.
7
b)
Enlist and explain three service models of cloud computing.
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a)
Discuss cloud computing architecture.
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b)
Enlist and explain deployment models of cloud computing.
5. a) Explain the architecture of distributed file system. 7. b) What are ... 11. a) What is cloud computing? ... DISTRIBUTED SYSTEM AND GRID COMPUTING .pdf.
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Nov 16, 2012 - tum circuit to a distributed quantum computer in which each ... Additionally, we prove that this is the best you can do; a 1D nearest neighbour machine .... Of course there is a price to pay: the overhead depends on the topology ...
Nov 16, 2012 - 3Dept. of Computer Science & Engineering, University of Washington, .... fixed low-degree graph (see Tab. 2 ... With degree O(log N) the over-.
14 Jan 2008 - 7. Example Distributed System: Google File System. ⢠GFS is a distributed file system written at Google for Google's needs. (lots of data, lots of cheap computers, need for speed). ⢠We use it to store the data from our web crawl, b
System that permanently stores data. ⢠Usually ... o Local hard drives managed by concrete file systems. (EXT .... First two use an operations log for recovery.
Server instantiates NFS volume on top of local file ... (Uptime of some supercomputers on the order of hours.) .... A chunkserver that is down will not get the.
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Clusters. 1. SERIAL COMPUTING. ⢠Traditionally, software has been written for serial .... âThe primary advantage of distributed computing is that each node can ...
