Makes (creates) a directory and then changes (CHDIR) into it.
directoryname input must be a word (the name of the directory you want to make).
You can use the DIR command to list the files and directories in the current directory.
You can go back into the parent directory with POPDIR.
MKDIR "junkNow in newly created directory "junk"
POPDIRChanged to "C:\Program Files\FMSLogo"