R
RAID 0

A form of RAID that provides fast transfer of data but does not provide any fault tolerance.

RAID 1

A form of RAID that provides an additional copy of all data on a separate disk so that if one disk were to fail, all of the data would still be secure on the other disk. This form of RAID can be used on the partitions that contain the system and boot files.

RAID 5

A form of RAID that uses a group of hard disks, which are configured using parity data to provide fault tolerance so that if one disk were to fail, the data contained on all disks could be regenerated by the remaining disks. This type of RAID cannot be used on the partitions that contain the boot and system files.

radio frequency (RF)

Communication and control using radio ...

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