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Web server
A computer that sends Web files from their publishers to Web users.

Webcasting
The practice of broadcasting digital media over the Internet.

Wide area network (WAN)
A communications network that connects separate locations.

Wideband Code Division Multiple Access (WCDMA)
A third generation wireless technology under development that allows for high-speed, high-data quality transmission. WCDMA digitizes and transmits wireless data over a wide range of frequencies.

Wireless application protocol (WAP)
An open standard for applications that use wireless communications.

Wireless Application Service Provider (WASP)
A company that provides hosted wireless applications for a fee.

Wireless Internet Service Provider (WISP)
A company that specializes in providing customers with wireless Internet access.

Wireless Local Area Network (Wireless LAN)
A communications network that uses radio frequency technology to transmit network messages through the air within a single location, such as an office or university.

Wireless Markup Language (WML)
A compact version of Handheld Device Markup Language (HDML), WML is based on Extensible Markup Language (XML) and will run with its own version of JavaScript (HDML does not use scripts).

Wireless spectrum
A band of frequencies that wireless signals travel through.

World Wide Web (WWW)
The graphical interface with which millions of users access Internet files that conform to the hypertext protocol (HTTP) The Web is the most accessible and widely used branch of the Internet.

World Wide Web Consortium (W3C)
The main standards body for the World Wide Web that establishes protocols for transmitting information over the Web.