The description below is from the book DOS the
Easy Way by Everett Murdock Ph.D.
for information about downloading the book.
Type: Internal (2.0 and later)
MKDIR (MD) [d:]path
Purpose: Creates a new subdirectory.
If you do not specifically enter a path designation, the directory will
created as a subdirectory within the current directory.
There is no limit to the number of directories you can create. However,
maximum length of any single path specification is 63 characters,
For more information on MKDIR and other hard disk commands, see Chapter 3,
Using Fixed Disks, in the downloadable
book DOS the Easy Way .
To create the new subdirectory LETTERS within the existing directory
NEWSALES on drive A, enter
If you are already working in the NEWSALES directory, you can create the
new subdirectory LETTERS within that directory by entering