Epson LT - 286e - Manual (Page 136)

Command prompt
The characters MS-DOS displays to indicate it is loaded and
ready to receive instructions. The MS-DOS command prompt
ordinarily displays the current operating drive
(A>
or
C>,
for
example). You can add other information to the command
prompt using the PROMPT command.
Configuration
The particular arrangement of the hardware components of your
computer. Your configuration, for example, might include a
printer and an internal modem, as well as your hard disk and
diskette drive.
Control code
A character (generated by holding down the Ctrl key and
pressing another key on the keyboard) that instructs the
computer to perform a specific function.
Controller
A hardware component of your computer that oversees the
operation of the hard disk or diskette drive.
Coprocessor
An optional integrated circuit (chip) that assists the CPU in
performing numeric calculations.
CPU
Central Processing Unit. The integrated circuit (chip)
responsible for interpreting program instructions, performing
calculations, and controlling input and output operations.
Glossary 5