Card – Epson 386/25 User Manual
Page 311
Numeric keypad
The number keys grouped to the right of the keyboard.
Operating speed
The speed at which the central processing unit can execute
commands. The Equity 386/25 PLUS can run at 25 MHz or
simulate an 8 MHz operating speed.
Operating system
A collection of programs (such as MS-DOS, MS 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 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 you want to process and where to locate or store a
file.
Parity
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.
G l o s s a r y
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