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UNIX
A robust and reliable Operating System designed for multi-user environments. It has TCP/IP built in, and is therefore one of the most popular operating systems for servers on the Internet.
See Also:Linux, TCP/IP

Upload
Transfer of files off a local computer up to a specified remote computer (as opposed to download where files are pulled off a remote machine).
See Also:Download

URL
(Uniform Resource Locator) resource addressing scheme of the World Wide Web. Assists in locating and identification of multimedia resources or multiple copies of resources.
See Also:World Wide Web

Usenet
Specialised network linking thousands of newsgroups covering every subject under the sun.

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