A.10 Glossary 403
[OS]
Operating System. Software that controls and manages the basic operation of a computer's
hardware and software. The operating system is the foundation for the operation of application
software.
[Parallel interface]
A data transmission system between a computer and peripherals. It allows simultaneous
transmission of multiple bits of data. One of the most popular parallel interfaces is a Centronics-
type, which is used commonly to connect a computer to a printer.
[PDF file]
In this guide, any online document created with Acrobat (software developed by Adobe Systems)
is called a
“
PDF file
”
. Adobe Reader software must be installed on a computer in order to view PDF
file contents.
[Port]
A connection point that allows exchange of information between a computer and its peripherals.
[Port 9100]
A network printer communication protocol for transmitting data on TCP/IP network.
This protocol can be used on the standard TCP/IP port monitor.
[ppm]
A measurement that shows how many pages the printer is capable of printing in one minute.
[Printable area]
The area on paper which can be printed.
[Print Driver]
Software that translates data created with an application into a format the printer can read and
print.
[Print page buffer]
Location for actual expansion and accumulation of print data.
[Print Ticket]
Print setting related information, including XPS files created by Windows Vista, Windows 7,
Windows Server 2008 applications.
[Protocol]
A set of rules for communication between multiple devices and computer systems. These rules
define the procedures for transmitting information between hardware devices, and between two
computers over a network.
[Receive buffer]
A location for temporary storage of data sent from a computer. Adding memory to increase the
size of the receive buffer makes the computer available more quickly when data is sent.
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