CPU
Central Processing Unit. The integrated circuit (chip)
responsible for integrating program instructions, performing
calculations, and controlling all input and output operations.
Driver
A program that controls a specific piece of equipment in the
system. Examples of drivers include expanded memory
managers, display drivers, printer drivers, and mouse drivers.
IDE
Integrated Drive Electronics. A type of hard disk drive interface
in which the controller is on the drive instead of on a controller
card. Your computer includes an interface on the main system
board for up to two IDE hard disk drives.
ISA
Industry Standard Architecture. The 8-or 16-bit bus standard
developed for IBM compatible computers.
Jumper
A small moveable plug that connects two pins on a device’s
circuit board. Jumpers alter the operation of a particular
function.
Local bus
An internal group of wires that sends information from the
microprocessor directly to the video controller in the computer.
Local bus video provides increased performance.
Math coprocessor
See Coprocessor.
2 Glossary
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