Glossary Terms - U

UART
Universal Asynchronous Receiver/Transmitter. The chip used in the serial port of most computers and communications equipment. In PCs it is most common to have an 8250 UART, which typically has a maximum throughput of 19,200 bps. The 16550 UART is far more suitable for faster communications.

Ulaw
An audio file format native to Sun workstations but in common use on the Internet.

Unix
An extremely popular and powerful, if utterly cryptic, operating system in wide use on computers on the Internet. Other operating systems work fine on the Internet, but Unix is probably the most common.

UPI
United Press International. ClariNet gets much of its news from this wire service.

upload
To send a file to another machine.

upstream
Machines that send you most of your Usenet news are said to be upstream from you. Machines that get most of their news from you are downstream.

URL
Uniform Resource Locator. An efficient mechanism for identifying specific resources on the Internet. See chapter 8.

Usenet
An anarchic network of sorts, composed of thousands of discussion groups on every imaginable topic.

Usenet news
The news that flows through Usenet. Sometimes abbreviated Usenet or news.

Next Column Continue ~>

E-Mail Us: webshed@webshed.com

Date Modified:
Tuesday, July 03, 2001

Copyright© 1998 WebShed.Com

userid
The name you use to log in to another computer. Synonymous with username.

username
See userid. They're generally the same

.uu
The filename extension generally used by uuencoded files.

uucode
A file format used for transferring binary files in email, which can only reliably carry ASCII files. See also uuencode and uudecode.

UUCP
Unix to Unix CoPy. UUCP is a small pun on the fact that the Unix copy command is cp. UUCP is a transmission protocol that carries email and news.

.uud
A filename extension sometimes used by uuencoded files.

uudecode
A Unix program for decoding files in the uuencode format, turning them from ASCII back into binary files.

.uue
Yet another filename extension sometimes used by uuencoded files.

uuencode
A Unix program that turns binary files into ASCII files for transmission via email.

Like our NEW page? Send Comments

visitors since Mar 30, 1999