Epson Apex, User Manual

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Monochrome monitor
A monitor that displays in only one color, such as green or
amber, as opposed to a color monitor which can display in
several colors.
Mouse
A hand-held pointing device, usually with buttons. When you
slide the mouse over a flat surface in a certain direction, the
cursor moves in the same direction on the screen.
MS-DOS
An operating system from Microsoft. See DOS, Operating
system.
Numeric keypad
The number keys grouped on the right side of the keyboard.
Operating speed
The speed at which the central processing unit can execute
commands. Also called execution speed.
Operating system
A collection of programs that allow a computer to control its
operations. The operating system determines how programs run
on the computer and supervises all input and output-for
example, MS-DOS.
Option card
A circuit board with connectors you install inside the Apex
main unit to provide additional capabilities, such as more
memory, a hard disk drive, or an internal modem.
Parallel
The type of interface that transmits data in groups of bits. See
Interface, Serial.
Parameter
A qualifier added to a command that tells the computer what
particular conditions to look for.
8 Glossary