MD

Creates a directory.
 
MKDIR path
MD path
 
MKDIR creates any intermediate directories in the path, if needed.
 
For example, assume \b does not exist then:
 
    mkdir \b\b\c\d
 
is the same as:
 
    mkdir \b
    chdir \b
    mkdir b
    chdir b
    mkdir c
    chdir c
    mkdir d