Texas Instruments TravelMate 5000 Series User Reference Manual page 249

Glossary
control code — A code that initiates some kind of physical
control action that is not printed (such as line feed and
tab), turns off an external device, or, in combination with
other characters, defines unique commands (for example,
pressing the Ctrl and C keys might tell the computer to
abort a program); a numeric value that instructs the
computer or an external device to perform a specific
instruction.
controller — The electronic circuitry that allows
communication between the computer unit and an external
device.
conventional memory — Internal
up to 640 KB,
RAM
accessed by directly; also called main memory and
MS-DOS
.
RAM
CPU — See central processing unit.
CRT — Abbreviation for cathode ray tube, a common term
for a television-like computer monitor.
cursor — A special graphic character on the screen (usually
a block or underline shape, sometimes blinking) that
indicates the next position at which a character will be
entered or deleted from the keyboard.
customize — See configure.
data — Information entered into your computer and then
processed by mathematical and logical operations so that,
ultimately, it can be output in a sensible form. It usually
consists of numerals, letters, or symbols that describe an
object, idea, condition, relationship, or other information.
data base — A collection of related information; usually a
large number of data files stored in one or more storage
media.
Glossary 5