Elesys 5450 Reference Manual page 93

PJL - Printer Job Language - developed by the Hewlett Packard Company. It is printer
programming language which uses @PJL line commands to send a print job to a PJL-
compatible printer.
Port - The electronic
communicate with peripherals. The serial, parallel,
of I/O ports on controllers,
PostScript - The trade name of the
PPD - PostScript Printer Description – a text file containing the characteristics of a
particular printer. Used by a
printing on a particular printer. All PostScript-capable printers must have a PPD file
to operate properly.
Print Manger - The computer's
manages print jobs sent from the computer to various printers.
Print Queue - A list of files that a print
computer performs other tasks in the foreground.
Print server - A device and/or program that manages documents sent to a shared printer.
PROM - Programmable
Protocol - Governing rules for communicating between two devices. Computers wishing
to communicate over a
Queuing - The process of saving documents to be printed in the spooler, on a first-in-
first-out basis.
QuickDraw - Apple printer driver/management software that ships with their
system. QuickDraw is NOT compatible with the
RAM - Random Access
memory, in which program instructions and data are stored.
Rasterize - See RIP.
Registration - the alignment of color and graphics.
Removable Media - The storage component of a
replaced. Typically these are of 100
removable feature, would be considered to be a
SyQuest.
Repeater - A device used to extend cabling distances by regenerating signals.
Resident Fonts - Type
Ring topology - A closed-loop topology in which data passes in one direction from
station to station on the LAN. Each workstation on the ring acts as a repeater, passing
data to the next workstation on the ring.
RIP - Raster Image Processor/Processing – the process of converting the print control
codes sent from the computer printer
to be printed on a
hardware or software components allowing the
PCs and Macs.
Adobe PDL. First used by Apple.
PostScript
operating system
spooler
ROM – a ROM which may be programmed.
LAN must do so using the same protocol.
Memory - the computers non-permanent primary working
Mbyte
fonts stored permanently in the controller or printer.
driver
screen or paper.
AppleTalk ports
printer driver to correctly send a file for
program that spools
prints in the background while the
Adobe PostScript
disk drive that may be removed and
or larger capacities and, except for the
hard drive. See also
into an image constricted of lines or dots,
CPU to
are all examples
and otherwise
operating
printer driver.
ZIP Drive and
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