NEC MH4500 User Manual page 176

Pentium
A type of microprocessor, with a built-in math coprocessor, cache memory, and
memory and bus controllers, that processes and communicates 32 bits of data at a
time. This microprocessor also contains power management capabilities.
peripheral
A device connected to and controlled by the computer, such as an external disk
drive or a printer.
pixel
The smallest element that is visible on a video display. The resolution of a video
display system is measured in pixels.
PnP
(Plug-n-Play) Plug-and-play is the ability to plug a device into a computer and have
the computer recognize that the device is there. The user doesn't have to tell the
computer.
POST
Power-On-Self-Test.
R
RAM
(Random-Access Memory) A temporary storage area for data and programs. This
type of memory must be periodically refreshed to maintain valid data, and is lost
when the computer is powered off. See also NVRAM and SRAM.
real-time clock
The IC in your computer that maintains the time and date.
ROM
(Read-Only Memory) A type of memory device that usually is used to store system
BIOS code. This code cannot be altered and is not lost when the computer is
powered off. See also BIOS, EPROM, and flash EPROM.
RS-232C port
An industry standard serial port. See also serial port.
S
save
To store information on a floppy disk, hard disk, magnetic tape, or some other
permanent storage device.
SCSI
(Small Computer System Interface) An industry standard interface that provides
high-speed access to tape drives, hard disk drives, and other peripheral devices.
8 Glossary