USING MS-DOS
Once you add
D
must include the extension whenever you specify the
D
MS-DOS uses file extensions to indicate types of program files,
for example:
.ASM Assembly Source File
.BAT Batch File
.EXE Execution File
.SYS System File
When you
D
need to
Some programs also use file extensions to indicate types of data
D
files, for example:
.DOC
Document File
.BAK Backup File
.WKS Worksheet
Two special characters called wild cards can
when working with filenames and extensions.
are the asterisk
MS-DOS Manual for information on wild cards and how
to use them.
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Chapter
extension to a filename belonging to a data file,
an
MS-DOS program filename, you do not
an
the extension.
NOTE
(
)
and the question mark (?). See the
*
6
be
These
used
-
-
•
-
I
.... ..
.