Quantum DLTtape SDLT 220, User Manual

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81-85002-01 March 2004 G-1
Glossary
A
AC Alternating Current.
Access (v.) To read, write, or update information on a storage medium,
such as tape. (n.) The operation of reading, writing, or updating
stored information.
Access Time The interval between the time a request for data is made by the
system and the time the data is available from the drive.
Advanced
PRML Advanced Partial Response Maximum Likelihood. Quantum’s
advanced PRML channel technology provides high-encoding
efficiency recording densities for greater capacity and
performance.
Allocation The process of assigning particular areas of the media to
particular data or instructions.
AMP Media Advanced Metal Powder Media. A state-of-the-art media
designed for SDLT technology. It incorporates durable metal
powder technology for high-density data storage and embedded
non-magnetic information for head tracking.
Archiving The removal of data from the computer system on to secondary
storage media that is safely stored away.
ASIC Application Specific Integrated Circuit.
ASTM American Society for Testing and Materials.