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Glossary-12 Glossary
mouse
A device used to move a pointer on the display as well as make selections by clicking
the buttons. See double-click, left-click, right-click.
MP3
A type of digital audio file. Often, music downloaded from the Internet is presented
in this format.
MPEG
Moving Picture Experts Group. See Moving Picture Experts Group.
multimedia
The presence of two or more formats, such as audio, animation, graphics, text, or
video.
Musical
Instrument
Digital Interface
(MIDI)
A computer file format used to represent musical sounds. MIDI files can be identified
by the file extension .mid.
navigate
To move from one site or directory to another site or directory.
Netscape
Navigator
A Web browser developed by the Netscape Communications Corporation; used to
view hypertext documents on intranet Web sites as well as documents on the World
Wide Web.
network
Two or more computers linked together for the purpose of sharing resources, such as
files, programs, or printers. See local area network, wide area network.
network adapter
See network interface card.
network
interface card
A device that enables a computer to be physically connected to, and participate in,
data communications on a network.
newsgroup
A public special-interest forum on a network similar to a bulletin board. Subscribers
can read and post messages to the newsgroup site.
NIC
See network interface card.
online
The state of being connected to a network, especially the Internet.
online Help
Program-specific information stored on the hard disk that can be accessed through
the Help option on the program menu bar.
operating
system (OS)
A set of system software programs that control how the computer works.