Epson 486SX - Manual (Page 221)

S e c t o r
A contiguous section of a disk track that provides an address at
which the computer can access data.
Se/f test
The initial diagnostics procedures a system performs to check
its hardware. Also called Power-on diagnostics.
S e r i a l
The type of interface that transmits data one bit at a time. See
Interface and
ParalIel.
Shadow RAM
The feature that enables the computer to copy the ROM BIOS
and video ROM into the RAM area of memory to speed up
processing.
S/MM
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.
Glossary 17