Storage Management & Retrieval - May 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) The average I/O size of an application is 64 KB. The following specifications are available from the disk manufacturer: average seek time =5 ms, 7,200 rpm, transfer rate=40 MB/s. Determine the maximum lOPS that could be performed with the disk for this application. Taking this case as an example, explain the relationship between disk utilization and lOPS.(10 marks) 1 (b) What are the components of NAS? Explain NAS Implementations.(10 marks) 2 (a) Explain disk drive components with neat diagram.(10 marks) 2 (b) Explain SNIA Storage Virtualization taxanomy with its configuration implementations.(10 marks) 3 (a) Explain Object Storage and Retrieval in CAS.(10 marks) 3 (b) Explain storage security domains with reference to threats, availability controls and examples.(10 marks) 4 (a) Explain the parameters and components for monitoring the storage infrastructure with monitoring example.(10 marks) 4 (b) Explain Remote replication technologies with neat diagrams.(10 marks) 5 (a) Explain business continuity terminologies.(10 marks) 5 (b) Explain RAID levels in detail with neat diagram.(10 marks) 6 (a) Explain various fibre channel ports with neat diagram.(10 marks) 6 (b) Explain the architecture of intelligent storage system in detail.(10 marks)

Write short notes on (any four):-

7 (a) Backup granularity.(5 marks) 7 (b) Zoning.(5 marks) 7 (c) Topologies for iSCSI connectivity.(5 marks) 7 (d) Storage management activities.(5 marks) 7 (e) Uses of Local Replicas.(5 marks)