3
Table 2 RAID Drives
INF Information file (.inf) used by Microsoft operating systems that support the Plug & Play feature.
When installing a driver, this file provides the operating system needed information about driver
filenames, driver components, and supported hardware.
JBOD Just a Bunch of Drives
LD Logical Drive
MDD Meta Data, i.e. previous RAID configuration
information
Migration Term used to describe the movement of data from one configuration or usage model to another.
NCQ Native Command Queuing.
Option ROM Third-party module that is loaded by the System BIOS which provides extended support for a
particular piece of hardware. The RAID Option ROM provides boot support for RAID volumes as
well as a user interface for managing and configuring the system’s RAID volumes.
PCI Peripheral Components Interface.
PCIe PCI express. A serial version of PCI.
PnP Plug and Play.
RAID Redundant Array of Independent Disks.
ROM Read Only Memory.
SATA Serial ATA.
Strip Set of data on a single hard drive in a RAID 0 volume.
Stripe Group of all strips going horizontally across all the hard drive members of a RAID 0 volume.
Mode Purpose Minimal HDD Required
RAID 0 Striped for Performance. 2
RAID 1 Mirrored for Protection. 2
RAID 0 + 1 Mirrored and Striped. 4*
* Not supported on HP Compaq dc5850 Business PCs.