Personal Computer User Manual

Bit
A binary digit (0 or 1). The smallest unit of computer storage.
The value of a bit represents the presence (1) or absence (0) of
an electric charge.
Boot
To load the operating system into the computer’s memory.
Byte
A sequence or group of eight bits that represents one character.
CGA
Color Graphics Adapter. A type of display adapter card that can
generate up to 25 lines of text with 80 characters on each line,
monochrome graphics at 640 x 200 resolution, or four-color
graphics at 320 x 200 resolution.
Character
Anything that can be printed 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 of
making low-power silicon chips.
Code
A system of symbols for representing data or instructions. Also
any software program or part of a program.
Code page
A table that defines the country-specific or language-specific
character set you are using.
Glossary 3