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ISRO | ISRO CS 2007 | Question 56

  • Last Updated : 26 Jun, 2018

Which of the following RAID level provides the highest Data Transfer Rate (Read/Write)
(A) RAID 1
(B) RAID 3
(C) RAID 4
(D) RAID 5

Answer: (A)

Explanation: Disk mirroring, also known as RAID 1, is the replication of data to two or more disks. Disk mirroring is a good choice for applications that require high performance and high availability, such as transactional applications, email and operating systems.

So, option (A) is correct.

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