Epson ExpressStation User Manual page 108

Option card
A circuit board you install inside the computer to provide
additional capabilities, such as a modem.
OS/2
Operating System/2. The enhanced operating system by
Microsoft that provides dual mode processing and
multi-tasking capabilities. See also
Parallel
The type of interface that transmits all the bits in a byte of data
simultaneously over separate lines. See also interface and
Parameter
A qualifier added to a command that tells MS-DOS what
particular conditions to look for and specifies information such
as what data to process and where to locate or store a file.
Purify
A method used to verify the accuracy of data transmissions by
adding a bit that makes the total of the byte odd for odd parity
or even for even parity.
Password
The sequence of characters you type to access your system. You
can set a power-on, network, and keyboard password to
provide security in different operating environments.
Pathname
The directory name(s) you specify to locate a file. For example,
the pathname for the file SALES, stored in the subdirectory
BUSINESS, is \BUSINESS\SALES.
12 Glossary
system.
Operating
Serial.