HP 6000 330s Owner's Manual page 235

HP Series 6000
Models 330S and 660S
to 150°C (its Curie point), allowing the drive's magnet
to change the magnetic polarity of a bit.
This is an abbreviation for Direct Access Secondary
Storage. This is an area of mass storage between
magnetic hard disk primary storage and off-line
magnetic tape storage. DASS is provided by the
rewritable optical disk drive, and allows convenient
access to a vast library of archived
text,
graphics, image,
voice, and data files.
DAT is an abbreviation for Digital Audio Tape. DAT is
identical to the media that is used in the audio industry.
A single cassette holds up to 1.3 Gigabytes of digital
information written in DDS format.
Digital Data Storage Format is a standard data
formatting scheme for tape, originally developed by
Hewlett-Packard and Sony Corporation. DDS format is
used by the Digital Audio Tape or DAT.
The identification and correction of data errors that
occur in the reading and writing processes is called
error detection and error correction. Redundant stored
information is used to identify errors. Error Detection
Codes along with Error Correction Codes are used to
reconstruct the data if an error is detected.
A hard disk drive contains a nonremovable (hard) disk
mechanism and its associated electronics necessary to
perform reading and writing of data onto the disk. The
hard disk drives referred to in this manual all have
embedded SCSI controller PCAs attached to them, and
are installed as a unit.
Glossary-3