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Computing (FOLDOC) dictionary
CONFIG.SYS
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operating system A text file containing special system
configuration commands. It is found in the root directory
on an MS-DOS computer, typically on drive C (the harddisk). It is read by MS-DOS at boot time, after the
setup has been read from CMOS RAM and before running
AUTOEXEC.BAT. It can be modified by the user.
Some example commands which CONFIG.SYS might contain are:
DEVICE=C:DOSHIMEM.SYS /testmem:off
Load the extended memory manager.
DEVICE=C:DOSEMM386.EXE RAM
Load the expanded memory manager.
BUFFERS=10,0
Specify memory for disk buffers.
FILES=70
Set the number of files that can be open at once.
DOS=UMB
DOS is located in UppeMemoryBlock.