NEC ES1400, User Manual, Page: 169 / 188

Glossary 1
Glossary
A
AC
(Alternating Current) The type of current available in wall outlets. All
computers must convert alternating current to direct current to operate.
See also DC.
address
A label, name, or number that identifies a location in computer memory.
ASCII
(American Standard Code for Information Interchange) A standard number
assigned to each of the alphanumeric characters and keyboard control
code keys to enable the transfer of information between different types of
computers and peripherals.
B
backplane slot
A connector on the backplane board in desktop computers and expansion
boxes that allows you to install circuit cards.
backup
A copy of data for safe-keeping. The data is copied from computer memory
or disk to a floppy disk, magnetic tape, or other media.
backup battery
The battery in your computer that maintains the real-time clock and the
configuration information when the computer's power is removed.
base memory
An area of memory between 0 and 640 kilobytes.
baud rate
The speed with which data is transmitted during serial communication.
The computer's operating system and software program must be
configured for the same baud rate as the communication device, such as a
serial printer. See also bps.
BIOS
(Basic Input/Output System) A program stored in flash EPROM or ROM
that controls the keyboard, disk drives, video monitor, and other devices.
See also flash EPROM, EPROM, and ROM.