HP 18XL280 manual Video phone See Internet phone, Web See World Wide Web

U

upload To send information to another computer on the Internet.

UPS (uninterruptible power supply) A device that provides a short-term backup

power supply, as well as surge protection.

URL (uniform resource locator) The

address of a Web site, such as

www.compaq.com.

USB port (universal serial bus port) A connector for plugging in multiple,

ultra-high-speed peripherals. USB ports are gradually replacing serial ports and parallel ports and eliminating the need for so many connectors and so many cables. (Multiple USB peripherals can be linked together in a chain to share the same port.) Windows 98 included a built-in driver for USB peripherals. Windows Millennium supports a new USB standard that is 40 times faster than the previous standard. See serial port and parallel port.

See also peripheral.

Usenet (users’ network) A world-wide network of computers set up to transmit messages to newsgroups. See newsgroups.

modem does not conform to the V.90 standard, you can visit the manufacturer’s Web site and download

a software upgrade.)

video phone See Internet phone.

virus A set of software instructions written to harm computers. A virus can cause unusual messages to display on the screen, destroy information on the hard disk, or cause your hard disk to crash. Some viruses affect your computer immediately; others are set to activate on a certain date. See anti-virus software.

W

WAV A file format used to store sounds. WAV sound files can be identified by the file extension .wav. Microsoft and IBM developed the format for Windows programs that support sound.

Web See World Wide Web.

Web browser See browser.

window A framed area that displays on the Windows desktop after you select an item or open a program.

V

V.90 standard A standard adopted in

1998 to resolve two competing technologies for 56Kbps modems. (If your

GLOSSARY-14	PRESARIO MOBILE INTERNET PC BEYOND SETUP GUIDE
	1800 SERIES