AT&T Unix Owner's Manual page 376

Glossary
modem
mouse
parity check
password
patbname
G-6
Contraction of the words IDQdulator-
~odulator.
A device that encodes
and decodes data transmitted over
communication lines.
A device that moves a pointer on the
screen as you move it along the
surface of your desk. The mouse has
three buttons that give you access to
various computer functions. The left
button, Bl, is the Enter key; the
middle button, B2, displays the
Commands menu for the current menu or
form; the right button, B3, marks
items to be acted upon.
A means of checking whether data
transmitted through telephone lines
or an RS-232 cable is garbled during
transmission. The UNIX PC offers an
even- or odd-parity check in which
garbled characters are displayed as
small squares when a parity check is
displayed as received.
A word or series of characters you
type to gain access to a computer
system after responding to the login
prompt.
A means of identifying a file by
including the names of the folders
that must be opened to reach it from
the Filecabinet. The names of the
folders are separated by slashes (/).
For example, the pathname of the file
myfile, stored in the practice
folder, is practice/myfile.