XPLORE TECHNOLOGIES XC6, User Handbook Manual

Page: 85 / 112

Appendix C. Glossary
XC6 User’s Handbook 85
Kilobyte (KB) . A unit of 1024 bytes measuring storage space,
typically in memory or on storage media such as a diskette or hard
disk drive.
Local area network (LAN) . Assembly of separate computers into an
integrated network that connects the various computers together and
to common devices such as printers and fax machines.
Light Emitting Diode (LED) . A semiconductor device that emits
light when a current is applied.
Liquid Crystal Display (LCD) . liquid crystal sealed between two
sheets of glass coated with transparent conducting material. Applying
a voltage between the glass sheets darkens the liquid crystal to
provide contrast to lighted portions of the display.
Megabyte (MB) . A unit of data storage equal to 1024 kilobytes.
Megahertz (MHz) . a unit of wave frequency that equals 1 million
cycles per second.
Modem . A device that connects your computer to a telephone line,
allowing it to communicate with another computer at another
location.
Pen . See stylus .
Peripheral device . An input/output device that is external to the
central processor and/or main memory such as a printer or scanner.
Pixel . Picture elements (tiny dots) that compose a screen image.
Port . The electrical connection through which the computer sends
and receives data to and from devices or other computers.
Program . A set of instructions a computer can execute to tell the
system what to do and how to do it.
RAID 0 . Two drives appear in Windows as one larger drive (two
80GB drives appear as one 160GB drive).