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GLOSSARY
GLOSSARY-2 XEROX 4635 LASER PRINTING SYSTEM PRODUCT REFERENCE
backup file File copied to a storage medium for safekeeping in case the
original is damaged or lost.
Bar Code Reader A device that optically reads a code representing characters by
sets of parallel bars of varying thicknesses and separation by
tranverse scanning utilizing a laser.
bit map Visual representation of graphic images in which a bit defines a
picture element (pixel); for example, if a bit is 1, the
corresponding pixel is printed.
bit mapped Display image generated bit by bit for each point or dot. A
software-driven scanner is used to create characters or graphics.
blocking Process of combining two or more records into a single block of
data which can then be moved, operated upon, or stored, as a
single unit by the computer.
block length Number of characters or bytes contained in a block of data (the
block is treated as a unit within the computer). Block length is
usually invariable within a system and may be specified in units
such as records, words, computer words, or characters.
bypass transport Finisher for postprocessing activities such as booklet making,
shrink wrapping, etc.
character Single printable letter (A-Z), numeral (0-9), symbol (& % #), or
punctuation mark (, . ! ?) used to represent data. Characters can
also be nonprinting, such as space, tab, or carriage return.
character cell Digitized space containing a single character within a font set.
character set Number of different characters used by a particular device,
including alphabetic, numeric, and special characters such as
symbols.
cluster Group of paper feeder trays, usually containing the same size and
type of paper (stock). Each cluster has a name, consisting of one
to six alphanumeric characters. See also stock; stockset.
CME copy modification entry. Entry modifying the output printing
characteristics of a report on a copy-to-copy basis.
collate To arrange or assemble into ordered sets.
comment Explanations written with program instructions. They are ignored
by the computer.