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

Views, what is view?explain

what is view?explain

Define garbage collection, Define garbage collection. Garbage may be fo...

Define garbage collection. Garbage may be formed also as a side effect of crashes. Periodically, it is essential to find all the garbage pages and to add them to the list of fr

Oracle, how oracle can be used

how oracle can be used

What are the advantages of having an index structure, What are the advantag...

What are the advantages of having an index structure?      Ans: The index structures commonly provide secondary access paths, which offer alternative ways of accessing the reco

I need web security expert, I need web security expert , website management...

I need web security expert , website management Project Description: i want professional for the below . website management server management database management

Create a database schema, Consider a database schema consisting of four rel...

Consider a database schema consisting of four relations, whose schemas are: Product (maker, model, type) PC (model, speed, ram, hd, price) Laptop (model, speed, ram, hd, s

Higher normal forms, Higher Normal Forms Is there more normal forms beyond...

Higher Normal Forms Is there more normal forms beyond BCNF? Yes, though, these normal forms are not based on the concept of functional dependence. More normalisation is needed if

Decomposition properteis, what is lossless & dependency preserving decompo...

what is lossless & dependency preserving decomposition ?

Outer join, Outer Join: The use of Outer Join is that it still joins those...

Outer Join: The use of Outer Join is that it still joins those tuples that do not have matching values in common columns are also contained in the result table. Outer join places

Microeconomic, anyone have a textbook solutions case fair, 8 edition of vo...

anyone have a textbook solutions case fair, 8 edition of vol 1 ?, please give me

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