Xerox 4635 User Interface Reference page 160

GLOSSARY
GLOSSARY-6
default Value assigned to a field by the system. Default fields may be
used for such items as document formats, menu selections, input
fields, font selection, and paper or image size. The default value
of a field may be changed.
descender Portion of alphabetic character that extends below the baseline.
See also ascender, x height.
desktop Basic display screen of the PC UI.
device Any piece of hardware other than the central processing unit
(CPU).
digitize To express or represent data in digital (binary) form so that it can
be processed electronically.
disk drive Device that can read or write magnetic media.
display Viewing device (monitor) that visually communicates system
warnings, status, and error messages and reflects operator
interaction with the system on a display.
DJDE Dynamic Job Descriptor Entry. Command within an input data
stream used to modify the printing environment dynamically.
document 1. Data medium and the data recorded on it, usually permanent,
which can be read by you or a computer. 2. Collection of
information pertaining to a specific subject or related subjects.
dot Unit of measurement representing a fraction of an inch, for
example, 300 dots per inch (dpi). It may also be referred to as a
picture element (pixel) or spot.
download To copy files using communication lines from the host onto LPS
system disks.
dry ink Minute dry particles of resin and carbon black used to create
images. Dry ink can accept an electrical charge.
duplex Ability to send and receive information simultaneously. See also
simplex printing.
duplex printing Printing on both sides (front and back) of a page. See also
simplex printing.
EBCDIC Extended Binary Coded Decimal Interchange Code. Coded
character set consisting of 8-bit coded characters. It can
accommodate 256 characters.
edgemarking Use of graphic objects, usually lines or boxes, that bleed off the
edge of the physical page. See also physical page.
XEROX 4635 LASER PRINTING SYSTEM PC USER INTERFACE REFERENCE