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G
Glossary
A
AC (Alternating Current) - The power from a standard household electrical
outlet.
adapter - A device that allows compatibility between different equipment. An
AC adapter converts AC current to DC current which is needed to operate a
computer.
AGP (Accelerated Graphics Port) - A high-speed graphics port that provides a
direct connection between the display adapter and memory
application - A program such as a word processor, database or image editor.
B
BIOS (Basic Input Output System) - An essential set of routines in a PC, which
is stored on a chip and provides an interface between the operating system and
the hardware.
bit (binary digit) - The smallest unit of information on a machine. If a computer
is a 32-bit machine it may mean that its data registers are 32 bits wide or that it
uses 32 bits to identify each address in memory.
boot - The loading of the operating system and other basic software which oc-
curs when you start-up the computer.
bus - A collection of wires through which data is transmitted from one part of a
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