Question Paper: Storage Management & Retrieval : Question Paper Dec 2015 - Information Technology (Semester 8) | Mumbai University (MU)
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Storage Management & Retrieval - Dec 2015

Information Technology (Semester 8)

TOTAL MARKS: 100
TOTAL TIME: 3 HOURS
(1) Question 1 is compulsory.
(2) Attempt any four from the remaining questions.
(3) Assume data wherever required.
(4) Each question carries equal marks and sub-question marks are equally divided.
1 (a) Explain SCSI Architecture with neat diagram.(10 marks) 1 (b) Explain in brief - 'Components of Intelligent Storage System.'(10 marks) 2 (a) Explain the process of mapping user files to disk storage.(10 marks) 2 (b) Explain Little's law and Utilization law for disk performance.(10 marks) 3 (a) Consider an 1/0 system in which an 1/0 request arrives at the rate of 80 IOPS.
The disk service time is 6ms, then compute the following
ii) Total Response Time
iii) Average time spent by a request in a queue.
(10 marks)
3 (b) Explain the Management of Information Life Cycyle.(10 marks) 4 (a) Explain various Fibre Channel Ports.(10 marks) 4 (b) Explain Object storage and Retrieval in CAS.(10 marks) 5 (a) What is zoning? Discuss the scenario where soft zoning is preferred over hard zoning and viceverse.(10 marks) 5 (b) Explain SCSI command model in detail.(10 marks) 6 (a) Explain Failure Analysis with respect to business continuity.(10 marks) 6 (b) Explain factors affecting NAS performance and availability.(10 marks)


Write notes on (any two).

7 (a) RAID levels with neat diagram.(10 marks) 7 (b) Remote Replication Technologies.(10 marks) 7 (c) Backup and Restore Process.(10 marks) 7 (d) SNIA Storage Virtualization Taxonomy.(5 marks)

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