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Modem
MOdulator/DEModulator. A device that allows a computer to
transfer data to and from another computer by transmitting
signals over telephone lines.
Monitor
The hardware device that contains the video screen and
displays images produced by your computer's display adapter.
Monochrome monitor
A monitor that displays in only one color (such as green, white,
or amber), as opposed to a color monitor which can display in
many different colors.
Mouse
A hand-held pointing device with one or more buttons. When
you slide the mouse over a surface in a certain direction, the
cursor moves in the same direction on the screen. Pressing (or
clicking) a mouse button selects the item on the screen at the
cursor position.
MS-DOS
Microsoft Disk Operating System. The operating system most
commonly used with your computer. MS-DOS is a command-
based, single-user, single-tasking operating system. See also
DOS, OS/2,
Multifrequency monitor
A monitor that accepts input at different frequencies and can
display in a variety of resolutions.
14 Glossary
and
Operating system.
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