Question Paper: Storage Management & Retrieval : Question Paper Dec 2012 - Information Technology (Semester 8) | Mumbai University (MU)
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Storage Management & Retrieval - Dec 2012

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) Consider a disk I/O system in which an I/O request arrives at the rate of 80 lOPS. The disk service time is 6 ms.
(i) Compute the following: Utilization of I/O controller, Total response time, Average queue size, and Total time spent by a request in a queue.
(ii) Compute the preceding parameter if the service time is halved.
(10 marks)
1 (b) Explain logical components of the host.(10 marks) 2 (a) Explain the factors affecting NAS performance and availability in detail.(10 marks) 2 (b) Explain forms and configurations of virtualization.(10 marks) 3 (a) Explain CAS Architecture with examples.(10 marks) 3 (b) Explain in detail storage security Domains and Implementations in storage networking.(10 marks) 4 (a) Explain storage management activities with monitoring examples.(10 marks) 4 (b) Explain remote replication technologies with neat diagrams.(10 marks) 5 (a) Explain failure analysis with respect to business continuity.(10 marks) 5 (b) Explain RAID levels in detail with neat diagram.(10 marks) 6 (a) Explain various fibre channel architecture in detail.(10 marks) 6 (b) Explain components of an Intelligent storage system in detail.(10 marks)


Write short notes on (any four):-

7 (a) Zoning.(5 marks) 7 (b) Uses of Local Replicas.(5 marks) 7 (c) SCSI Command Model.(5 marks) 7 (d) LUN and LUN Masking.(5 marks) 7 (e) Backup Granularity.(5 marks)

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