RAID is a data storage virtualization technology that combines multiple physical disk drive components into one or more logical units for the purposes of data redundancy, performance improvement, or both.

1. Redundant Array of
Independent Disks.

2.  The redundant array of independent disks, or RAID, is a method of storing
identical data across numerous hard discs.

5.  It is Normal file storage system in OS.
 A simple volume is a portion of a physical disk that functions as though it were a
physically separate unit.
 A simple volume can be made up of a single disc region or several connected
regions on the same disc.
 NO BACKUP.

7.  A volume form for Dynamic Discs that combines several hard disc spaces into a
single volume.
 Min Hard disk : 02
 Max Hard disk : 32
Note : Even if one disk is damage , all data will be lost.
File Storage Types : Random.
Speed : It is Slow Compare to Striped Volume.

9.  A volume form for Dynamic Discs that combines several hard disc spaces into a
single volume.
 Min Hard disk : 02
 Max Hard disk : 32
Note : Even if one disk is damage , all data will be lost.
File Storage Types : Order.
Speed : It is Fast Compare to Spanned Volume.