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disk duplexing
14 May 2003
WORD - Disk duplexing is a variation of disk mirroring in which each of multiple storage disks has its own SCSI controller. Disk mirroring (also known as RAID-1) is the practice of duplicating data in separate volumes on two hard ...
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secondary storage
15 May 2001
WORD - Secondary storage, sometimes called auxiliary storage, is all data storage that is not currently in a computer's primary storage or memory. An additional synonym is external storage.
In a personal computer, secondary ...
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RAMAC (original)
30 Apr 2001
WORD - RAMAC (which stood for random access method of accounting and control) was the world's first computer disk storage system. Developed by IBM engineers in San Jose and introduced in 1957, RAMAC was marketed as a business ...
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storage medium
31 Jul 2001
WORD - In computers, a storage medium is any technology (including devices and materials) used to place, keep, and retrieve data. A medium is an element used in communicating a message; on a storage medium, the "messages" - in the ...
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SCSI
18 Feb 2004
WORD - SCSI (pronounced SKUH-zee and sometimes colloquially known as "scuzzy"), the Small Computer System Interface, is a set of ANSI standard electronic interfaces that allow personal computers to communicate with peripheral ...
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JBOD
30 Jan 2001
WORD - JBOD (for "just a bunch of disks," or sometimes "just a bunch of drives") is a derogatory term - the official term is "spanning" - used to refer to a computer's hard disks that haven't been configured according to the RAID ...
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IDE
18 Feb 2004
WORD - IDE also stands for integrated development environment.
IDE (Integrated Drive Electronics) is a standard electronic interface used between a computer motherboard's data paths or bus and the computer's disk storage devices. ...
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hard disk drive
11 Jun 2003
WORD - In a personal computer, a hard disk drive (HDD) is the mechanism that controls the positioning, reading, and writing of the hard disk, which furnishes the largest amount of data storage for the PC. Although the hard disk ...
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diskette
19 Jun 2003
WORD - A diskette is a random access, removable data storage medium that can be used with personal computers. The term usually refers to the magnetic medium housed in a rigid plastic cartridge measuring 3.5 inches square and about ...
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magneto-optical drive
09 Sep 2002
WORD - The magneto-optical (MO) drive is a popular way to back up files on a personal computer. As the term implies, an MO device employs both magnetic and optical technologies to obtain ultra-high data density. A typical MO ...
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