*EJM030* II Semester M.E. (Software Engineering) Degree Examination, January 2013 (2K8 Scheme) 2K8SE 23 : DATA STORAGE TECHNOLOGY Time : 3 Hours
Max. Marks : 100
Instructions : a) Answer any five full questions. b) Assume the missing data suitably. 1. a) Explain in detail the evolution of storage technologies and explain with a neat diagram the typical storage technology architecture. 10 b) What are the key requirements and characteristics of data center elements ? 10 2. a) Explain with a neat diagram the information life cycle management, its benefits and limitations. 10 b) Consider a disk I/o system in which an I/o request arrives at a rate of 100 I/os per second. The service time Rs. is 8 ms. Calculate the following : 10 i) Utilization of I/o controller ii) Total response time iii) Average queue size and iv) Total time spent by a request in queue. 3. a) Explain in detail with neat diagram the components of intelligent storage system. b) Write a short note on :
10 10
i) Zoned bit recording ii) Data transfer rate iii) Volume manager iv) Logical block addressing. 4. a) Explain in brief CLARiiON CX4 architecture with a neat diagram. b) Explain in brief the evaluation of short computer system interface.
10 10 P.T.O.
*EJM030*
EJM – 030 5. a) Explain the benefits and limitations of direct attached storage.
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b) Explain in brief point to point and fibre channel arbitrated loop connectivity.
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c) Explain with a neat diagram the fibre channel topologies and latency issues.
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6. a) Explain in detail the topologies for PSCSI connectivity with an implementation.
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b) Explain in detail the architecture and classes of fibre channel protocol.
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7. a) Explain in detail the fibre channel over IP topology with an implementation for a small enterprise. 10 b) Explain the process of storing and retrieving objects in content address storage with a neat diagram. 10 8. a) Explain in detail with a neat diagram about Storage Networking Industry Association (SNIA) storage virtualization taxonomy.
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b) Explain in detail Block level and file level virtualization in implementation of SAN with neat diagram. 10 ________________
Currently, administrators set these relevant parameters manually, though such a policy can lead to un- desired system behavior. For example, if a data item that ...
Jan 8, 2008 - Pat. No. 6,295,577 issued. Sep. 25, 2001, entitled âDisc storage system having a non volatile cache to store write data in the event of a power.
Data Types and Index Fields: Integer Number, Single and Double precision, Logical,. Character, String, Memo data, ... organization, storage, management, and retrieval of data in a database. 5.1. Management ... Database Definition: A collection of dat
Jan 8, 2008 - types of data storage devices, including hard-disc drives, optical drives (such as CDROMs), ZIP drives, ?oppy-disc drives, and many other types ...
important aspect of quality of service, Cloud. Computing inevitably poses ... also proposed distributed protocols [8]-[10] for ensuring storage .... Best practices for managing trust in private clouds ... information they're hosting on behalf of thei
A comparison of data file and storage configurations for efficient ... procedures for data analysis suffer the same fate (Abiteboul et al., 2005). ..... Rew, R and Davis, G 1990, 'The Unidata netCDF: Software for scientific data access', in Sixth ...
Abstract:- In recent years, cloud computing has become a major part of IT industry. It is envisioned as a next generation in It. every organizations and industries ...
There was a problem previewing this document. Retrying... Download. Connect more apps... Try one of the apps below to open or edit this item. Data Storage ...
Satellite data volumes have seen a steady increase in recent years due to improvements in sensor .... series analysis due to the I/O overhead incurred when.
Cloud computing provides unlimited infrastructure to store and ... service, paying instead for what they use. ... Due to this redundancy the data can be easily modified by unauthorized users which .... for application purposes, the user interacts.
(TPA) to verify the correctness of the dynamic data stored in cloud. Here the .... analyze the audits (verification) performed by the verifier (TPA) and get a better ...
Email:{shengbo, cct, liqun, wm}@cs.wm.edu. Abstract ... archived for future information retrieval. This paper pro- ... to a central place for archiving and reduce the communi- ... The best known solution to the metric k-median problem has an ...
Jul 26, 2011 - DAMSEL - A Data Model Storage Library for. Exascale ... Storage data models developed in the 1990s; Network. Common Data ... Big Picture.
Increased available IT resources for special projects. ⢠Provided student groups easy-to-use web apps for site creation, collaborative work, and calendaring. Institution ... Because Google Apps is offered free of charge â and free of ads â for
There was a problem previewing this document. Retrying... Download. Connect more apps... Try one of the apps below to open or edit this item. data integrity ...
May 25, 2006 - mission by aggregating data; it does not address storage problem in sensor networks. Data-centric storage schemes. [16,17,19] store data to different places in sensor networks according to different data types. In [17,19], the authors
Jul 26, 2011 - Proposed API and implementation, Data layout (In Progress). 2 ... Here, we have identified data models used in the motifs .... Big Picture.
other proceedings present in distributed computing operations. SAAS(Software As a Service), PAAS(Platform As a. Service), and Infrastructure As a Service are three basic services of the cloud computing for storage data, processing data and maintains
