knowledge on data center, 6 pages research paper for IT

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Onhgvfgnjd

Computer Science

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Please check my attachment.

pls give quality and follow the criteria...
for example, knowledge on data center (sapdatacenter.com, datacenterknowledge.com etc)

and 1 thing , i learned only from raid level 0 (stripping),

1(mirroring),3(parity different disk),5(parity same disk 1 copy),6(parity same disk 2 copy). this may have to be related to the assignmnet. thanks

no plagirism  6 pages  and A++ work please.

 thanks


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CT098-3.5-3 Individual In-course Assessment Page 1 of 2 Assignment Learning Outcomes No Learning Outcomes 1. Apply thorough knowledge of the key elements of data center environment, security and management of storage infrastructure. 2. Critically evaluate infrastructure issues including choice of Key components of intelligent storage systems and RAID technology. 4. Critically analyze the latest development in Cloud computing technology. Assignment Overview: You are required to write a research paper based on topic below 1. Selecting the right RAID level for a business. Assessment criteria: Knowledge of the data center. Critical evaluation of infrastructure issues including choice of components of RAID. Adoption of RAID levels. Critical analysis of latest development in terms of storage in conjunction with cloud computing. TOTAL 20 % 20 % 10 % 50 % Marking Criteria Distinction Thorough and in-depth research and investigation supported by evidence. Excellent level of knowledge and understanding reflected in discussion. Contents of documentation well organized and presented in a professional manner. Discussion has good flow. Confident and able to address most questions posed during presentation. Good analysis of research area conducted. Referenced materials well cited and references documented. Effective and fully functional final product to support area of research. Credit Minor gaps in research and investigation conducted. Good level of knowledge and understanding reflected in discussion. Documentation Contents of documentation organized and presented in a professional Level 3 Information Storage and Management 2016 CT098-3.5-3 Individual In-course Assessment Page 2 of 2 manner with some minor issues. Sometimes lacking confidence but able to address most questions posed during presentation. Some analysis of research area conducted. Citation and references available in documentation but with minor issue. Final product has some relationship to the area of research and/or most features of the final product functional with some minor issues. Pass Level 3 Major gaps in research and investigation conducted. Satisfactory level of knowledge and understanding reflected in discussion. Contents of documentation disorganized and/or not presented in a professional manner. Lacks confidence and unable to address most questions posed during presentation. Minimal analysis of research area conducted. Citation and references are available in documentation but with major issues. Most areas of final product not related to the area of research and functionality of the product is limited. Information Storage and Management 2016
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Explanation & Answer

Running head: DATA STORAGE

1

DATA STORAGE
Student’s Name
University Affiliation
Professor’s name
Course title
Date

DATA STORAGE

2
Introduction

Redundant Array of Inexpensive Disks (RAID) is a data storage virtualization technology
which combines physical disks into single logical units to increase data redundancy and improve
the performance (HardBoiled, 2015). RAID is mostly used in data centers where data is
processed, analyzed and saved. The data is distributed in different ways which are known as
RAID levels which are selected depending on the performance and level of redundancy the
organization is looking for. The RAID levels have various advantages such as reliability,
preference, capacity and availability (Adaptec, 2005). The RAID levels are numbered from
RAID 0 to 6 and 10 with each providing the data centered with different capabilities. During the
selection of the most appropriate RAID level, various key concepts must be considered such as
capacity, cost, and availability and application performance needs (Lowe, 2010). Another critical
factor that must be considered for the selection of a RAID configuration is data protection. The
ability of the system to protect the data within the data canisters must be considered as the
security of data is critical to the efficiency of the data centers (Perumal & Kritzinger, 2004).
RAID configurations are made up of various disks and how data is stored within the disks
determines the ease at which the data can be lost or retrieved.
Application performance
Regarding performance RAID O is the bests as it beats the rests of the levels as there is
no RAID overhead. The disks system in RAID 0 can aggregate all the physical disks into a single
high performing storage pool which increases its efficiency in storing and retrieval of data
(Anderson, Swaminathan,Veitch, Alvarez & Wilkes, 2002). RAID 10 is another high preference
level since the data stored in this levels provide can be read from the different disks at the same
time and only suffers minor delays due to workloads (Adaptec, 2005). RAID 1 is also high in

DATA STORAGE

3

application performance since it is a two disks system which doesn’t provide large data array but
provides higher performance (Lowe, 2010). RAID 5 is used for heavy workloads and has a good
performance. It is however limited due to the heavy write workloads. Its ability to write
information parity is affected and reduces as the storage of data increases leading to low overall
st...


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Really helpful material, saved me a great deal of time.

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