tape cartridge A container holding magnetic tape that can be processed without separating
the tape from the container. The device uses data and cleaning cartridges. These
cartridges are not interchangeable.
tape drive An electro-mechanical device that moves magnetic tape and includes mechanisms
for writing and reading data to and from the tape.
Terabyte A unit of storage, abbreviated as T or TB, equal to 1,024 Gigabytes.
terminator The last device at the end of a parallel SCSI chain must be terminated by
terminator into the connector. An appropriate terminator is shipped with parallel
SCSI devices.
U A measure of chassis height. 1U in rack measurement is 44.45 millimeters (1.75
inches).
USB Universal Serial Bus. A serial bus standard used to interface devices.
World Wide
Identifier
A unique identifier in a Fiber Channel or SAS storage network, also called a
World Wide Name (WWN). The first three bytes are derived from an IEEE
Organizationally Unique Identifier (OUI), which identifies the manufacturer or
vendor. The remaining five bytes are assigned by the vendor.
WORM An acronym for Write Once Read Many times, a class of optical recording
systems that allow recording and adding data, but not altering recorded data.
Glossary198
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