Texas Instruments TravelMate 4000M User Reference Manual page 287

Glossary
random-access memory ( ) — A type of internal memory
RAM
used for the temporary storage of information. The contents
of can be altered, allowing information stored there to
RAM
be processed. Unlike read-only memory, information in
RAM
is usually lost when power is turned off. For this reason,
information in must be saved on a storage device
RAM
before the computer is turned off. Also called main memory
and system memory.
read — To access information from a storage device.
read-only memory ( ) — A type of internal memory that
ROM
contains permanent instructions for your computer. The
contents of cannot be altered. For this reason,
ROM
essential instructions are permanently stored in
ROM.
These instructions, such as those that execute the self-test,
are not lost when the computer is turned off.
resolution — The contrast between the display and the
background on a screen.
ROM — See read-only memory.
self-test — An automatic check the computer performs
every time it is turned on.
set up — See configure.
software — Computer programs, usually supplied on
floppies or on . Contrast with hardware.
ROM
system board — An internal circuit board that holds the
integrated circuits for the microprocessor, memory, and
clock in your computer.
working copy — A copy of a floppy that is used in
day-to-day operations while the original is kept in storage.
This term also can mean a floppy that has both an
operating system and an application on it.
Glossary 13