Q) what are raid0,raid1 and raid5
A) Raid 0 is concatenation or stripping
Concatenation means writing data in disk one after another
Stripping means writing data of 32kbs interlease value in to disk
Raid 1 – mirroring that means writing data on two disk parallely or duplicatiung the data on two disk.
Raid 5 – stipping with parity the data of 2 disk is duplicated in the third disk with parity information