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Glossary
U
universal serial bus (USB)—USB is a serial bus that supports a data
transfer rate of up to 480 Mbps (480 million bits per second). USB can
connect up to 127 peripheral devices through a single all-purpose USB
port. USB allows hot swapping of peripherals. See also bus, hot
swapping, serial.
upload—To send a file to another computer through a modem or
network. See also download.
—See universal serial bus (USB).
USB
utility—A computer program designed to perform a narrowly focused
operation or solve a specific problem. Utilities are often related to
computer system management.
V W
Web—See World Wide Web.
Wi-Fi —A trademarked term by the Wireless Capability Ethernet
Alliance which stands for Wireless Fidelity and is another term for the
communication protocol to permit an Ethernet connection using
wireless communication components.
World Wide Web (www)—The worldwide network of Web sites linked
together over the Internet. A user of the Web can jump from site to site
regardless of the location of the computer hosting the site. See also
Internet.