UDP
(User Datagram Protocol) One of the protocols for data transfer that is part of the TCP/IP suite of protocols. UDP is a stateless protocol in that UDP makes no provision for acknowledgement of packets received.
Unix
A computer operating system designed to be used by many people at the same time.
URL
(Uniform Resource Locator) - The standard way to give the address of any resource on the Internet that is part of the World Wide Web (WWW).
USENET
A world-wide system of discussion groups, with comments passed among hundreds of thousands of machines. Not all USENET machines are on the Internet , maybe half. USENET is completely decentralized, with over 10,000 discussion areas, called newsgroups .
UUENCODE
(Unix to Unix Encoding) A method for converting files from Binary to ASCII (text) so that they can be sent across the Internet via e-mail .
