Epson EQUITY 386SX/16 PLUS - Manual (Page 246)

MS- DOS
Microsoft Disk Operating System. The operating system most
commonly used with your computer. See also Operating
system.
Numeric keypad
The number and cursor control keys grouped to the right of
the keyboard.
Operating speed
The speed at which the central processing unit can execute
commands. The Equity 386SX/16 PLUS can run at 16 MHz or
8 MHz.
Operating system
A collection of programs (such as MS-DOS, OS/2, or UNIX)
that manages a computer’s operations. The operating system
determines how programs run on the computer and
supervises all input and output.
Option card
A circuit board you install inside the computer to provide
additional capabilities, such as a modem.
Parallel
The type of interface that transmits all the bits in a byte of
data simultaneously over separate lines. See also Interface and
Serial.
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.
12 Glossary