CUT6 3.9 Word Scramble
|
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Term | Definition |
direct-attached storage (DAS) | Local data storage; storage of data on the computer itself or on an external device directly plugged into it. |
network-attached storage (NAS) | Storage that’s made available over a network, such as on a centrally accessible file server. |
NAS appliance | Short for network-attached storage appliance. A specialized computer built specifically for network file storage and retrieval. |
storage area network (SAN) | A network storage technology that enables users to interact with a large pool of storage (including multiple devices and media) as if it were a single local volume. |
redundant array of inexpensive disks (RAID) | A technology that attempts to improve performance, data safety, or both by combining multiple physical hard disk drives (HDDs) into a single logical volume. |
RAID0 | A type of RAID that improves performance by striping the data. |
striping | Spreading out data to be stored across multiple discs, and writing to all the discs simultaneously, to improve the speed at which data can be written and read. |
RAID1 | A type of RAID that improves data safety by using mirroring. |
mirroring | Writing an identical backup of a drive’s content to another drive simultaneously, so the data will continue to be available if the main disk fails. |
RAID5 | A type of RAID that combines striping (for performance) with distributed parity (for data protection). |
disk array | A group of disks that work together, such as in a RAID system. |
parity bit | An extra bit written to a disk array during each write operation that helps reconstruct the data in the event of the failure of one of the drives in the array. |
Created by:
softcrylic
Popular Computers sets