Define raid structure, Database Management System

Assignment Help:

Define raid? Briefly explain it?

A range of disk organization methods, collectively called redundant arrays of independent disks (RAID)

o   Improvement of reliability through redundancy.

o   Improvement in performance thorugh parallelism

1. Bit level striping

2. Block level striping

RAID levels

  • RAID level 0
  • RAID level 1
  • RAID level 2(memory style error correcting code)
  • RAID level 3 (Bit interleaved parity organization)
  • RAID level 4 (Block interleaved parity organization)
  • RAID level 5 (Block interleaved distributed parity)
  • RAID level 6 (P+Q redundancy)

 


Related Discussions:- Define raid structure

Provide the steps involved in ethical analysis, Question : Mr. Smith Ha...

Question : Mr. Smith Harry has a car manufacturing company which has recently integrated management information system. He wishes to obtain more information on ethics and socia

Define a relation schema, A Relation Schema represented by R(A1, A2, .....

A Relation Schema represented by R(A1, A2, ..., An) is made up of the relation name the list of attributes and R Ai that it contains. A relation is described as a set of tuples

Database Models, Benefits and Limitations od Data Models?

Benefits and Limitations od Data Models?

Improved performance, Improved performance: As the data is located near the...

Improved performance: As the data is located near the site of its demand, and given the inherent parallelism because of multiple copies, speed of database access may be good for di

Write short note on events, Write short note on Events Events consist ...

Write short note on Events Events consist of inputs, interrupts, decisions and actions performed by any external device or users. Every event always has a sender and receiver.

Describe the development process of object oriented methods, Describe the d...

Describe the development process of Object oriented methods Object oriented methods have roots which are strongly anchored back in the 60s, functional and structured methods we

In the architecture of a database system which external leve, In the archit...

In the architecture of a database system which external level used? In the architecture of a database system view external level used.

What is a records management consultation, What is a records management con...

What is a records management consultation? Our organization is an authority for disseminating your specific requirements and giving you with a solution to effectively manage yo

Explain cursors in sql, Explain cursors in SQL? Cursors in SQL - An o...

Explain cursors in SQL? Cursors in SQL - An object used to store the output of a query for row-through-row processing through the application programs. Cursors are constructs

Data dictionary, how to prepare a data dictionary for online examination sy...

how to prepare a data dictionary for online examination system for certified courses?

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd