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ROM
Read Only Memory. A portion of memory that can only be read
and cannot be used for temporary storage. ROM retains its
contents even when you turn off the power.
Roof directory
The top-level directory in MS-DOS, designated by a \
(backslash). All other directories are subdirectories of the root
directory.
RS-232-C
A widely used, standard type of serial interface. You can
connect up to two RS-232-C compatible devices to the built-in
ports on your computer.
SCI files
System Configuration Information files. The file(s) created by
the System Configuration program that contain all the
information about the option cards you have installed and how
all of your system resources are allocated. The most current SCI
file is called SYSTEM.SCI.
SCSl adapter card
Small Computer System Interface adapter card. An
input/output bus card that can be installed in one of your
computer’s option slots to provide a standard interface
between your computer and SCSI peripheral devices.
Sector
A contiguous section of a disk track that provides an address at
which the computer can access data.
Glossary 15