|
Term |
Definition |
| UCC |
Uniform code council - US based organisation for bar codes
standards |
| UCC(tm) |
Abbreviation for the Uniform Code Council. |
| 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 (the basic software running on a
computer, underneath things like word processors and spreadsheets). UNIX is
designed to be used by many people at the same time (it is multi-user) and has
TCP/IP built-in. It is the most common operating system for servers on the
Internet. |
| URL |
The most common way to use a URL is to enter into a WWW browser
program, such as Netscape, or Lynx. (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). A URL looks like this:
http://www.matisse.net/seminars.html |
| 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. |
| Usenet groups |
are postings on specific topics, where the comments—and
sometimes images—follow one another in a bulletin board style. |
| user interface |
The junction between a user and a computer program. An interface is
a set of commands or menus through which a user communicates with a program. A
command-driven interface is one in which you enter commands. A menu-driven
interface is one in which you select command choices from various menus
displayed on the screen. The user interface is one of the most important parts
of any program because it determines how easily you can make the program do
what you want. |
| utility program |
A program often provided as part of the operating system that helps
with the maintenance of the computer, e.g. scandisk |
| 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.
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