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Byte
A sequence or group of eight bits that represents one
character.
Character
Anything that can print in a single space on the page or
the screen. Includes numbers, letters, punctuation marks,
and graphic symbols.
CMOS
Complementary Metal-Oxide Semiconductor. A method for
making silicon chips.
Code
A system of symbols for representing data or instructions.
Also any software program or part of a program.
Command
An instruction you enter on the keyboard to direct your
computer to perform a specific function.
Configuration
The particular setup of a group of components. For
example, a typical system configuration consists of a main
unit with two diskette drives and an LCD screen,
connected to a printer.
Control code
A command (generated when you hold down Ctrl and
press another key on the keyboard) that instructs your
computer to perform a specific function.
CPU
Central Processing Unit. The piece of hardware that
interprets instructions, performs the tasks you indicate,
keeps track of stored data, and controls all input and
output operations.
Cursor
The highlighted marker that shows your position on the
screen and moves as you enter and delete data.
Cylinder
See Track.
F-2
Glossary