Epson Equity 320SX PLUS - Manual (Page 221)

Root directory
The top-level directory in MS-DOS, designated by a \
(backslash). All other directories are subdirectories of the root
directory.
RS-232C
A widely used, standard type of serial interface. You can
connect
an RS-232C compatible device to the built-in port on
your computer.
sector
A contiguous section of a disk track that provides an address
at which the computer can access data.
Self test
The initial diagnostics procedures a system performs to check
its hardware.
Serial
The type of interface that transmits data one bit at a time. See
also Interface and
Parallel.
Shadow RAM
The feature provided by the Equity 320sx PLUS that enables
the computer to copy the system ROM BIOS and video ROM
into the RAM area of memory to speed up processing.
SIMM
See Memory module.
Software
The programs that enable your computer to perform the tasks
and functions you indicate.
1 6 Glossary