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Glossary
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Uuniversal serial bus (USB)—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.
USB—See universal serial bus (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.
WWeb—See World Wide Web.
Wi-Fi—A registered trademark owned 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.