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Toshiba SATELLITE M500 User Manual

Page 250

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250

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.

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.

W

Web — See World Wide Web.

Wi-Fi

®

— A registered trademark term of the Wi-Fi Alliance that 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.