Epson EQUITY 386/33 PLUS - Manual (Page 189)

Shadow RAM
The feature provided by the Equity 386/33 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.
Subdirectory
A directory or group of files that branches down from another
subdirectory or from the root directory.
Switch
An option added to an MS-DOS command that modifies the
way the command works. Switches are usually preceded by a /
(forward slash). See also Parameter.
System diagnostics
A series of checks you can perform on the computer to make
sure the hardware is functioning correctly.
System diskette
A diskette that contains the operating system.
Tape drive
The physical device that allows you to insert large-capacity
magnetic tape cartridges for compact data storage and backup.
Glossary 17