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Glossary
Acronyms
CMYK. Cyan/Magenta/Yellow/Black: K is used for black
because B is used to represent blue in RGB.
cpi. Characters per inch.
cpl. Characters per line.
dpi. Dots per inch (printer resolution).
DOS. Disk Operating System.
LED. Light Emitting Diode.
PCL3C. Hewlett Packard Printer Command Language.
RGB. Red/Green/Blue.
RH. Relative humidity.
Terms
Cotton bond paper. Paper with a high proportion of cotton
fiber. Usually this is a high-quality paper.
Dither. A method by which dots are combined on a page to
produce a wide spectrum of colors or gray tones.
Font. A character or set of characters having the same
typeface, size and style: e.g., 12-point, Univers, bold.
Ink Jet. One nozzle of an ink jet printer head.
Ink Jet Printer. A type printer that heats the ink to a boiling
point in a nozzle to form a bubble. When the ink expands,
the ink is projected onto the paper.
Internal Fonts. Fonts which are resident in the printer.
Parallel Interface. An interface that transmits multiple bits
simultaneously.
Parallel Port. A parallel interface port (generally designated
LPT1:, LPT2:, etc.) on the back of a PC system or unit, most
often used to connect a printer.
Print Drivers. Software which interfaces between the printer
and computer and controls the printer’s attributes.
Printhead Nozzles. The orifices in an ink jet printhead from
which the ink is expelled.
Resident Fonts. Fonts residing in the printer: same as
internal fonts.
Resolution. The degree of fine detail in printing, expressed
in dots per inch (dpi). The higher the dpi, the greater the
detailed fineness of the printed image. The lower the dpi, the
coarser the printed image will appear.