Storage Management Strategies for the CIO
Email Alerts
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RAMAC
(IBM had an earlier system called RAMAC. See RAMAC (original). Definition
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address space
Address space is the amount of memory allocated for all possible addresses for a computational entity, such as a device, a file, a server, or a networked computer. Definition
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DDR SDRAM (double data rate SDRAM)
DDR SDRAM (double data rate SDRAM) is synchronous dynamic RAM (SDRAM) that can theoretically improve memory clock speed to at least 200 MHz*. It activates output on both the rising and falling edge of the system clock rather than on just the rising e... Definition
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recordable DVD (writable DVD)
Recordable DVD (sometimes called writable DVD) is a DVD technology that allows a PC user to write data one or more times to a DVD with the PC's DVD drive. Definition
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optical disc
An optical disc is an electronic data storage medium that can be written to and read using a low-powered laser beam. Definition
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direct access
In computer storage, direct access is the ability to obtain data from a storage device by going directly to where it is physically located on the device rather than by having to sequentially look for the data at one physical location after another. Definition
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8-track tape
An 8-track tape is a hard plastic cartridge about the size of an external modem that houses a continuous loop of non-digital (analog) audio data stored on magnetic tape. Definition
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DLT (digital linear tape)
DLT (digital linear tape) is a form of magnetic tape and drive system used for computer data storage and archiving. Definition
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Mammoth
Mammoth is a magnetic tape and drive system used for computer data storage and archiving. Definition
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disk duplexing
Disk duplexing is a variation of disk mirroring in which each of multiple storage disks has its own SCSI controller. Definition