mkdir

mkdir command are used to create a new directory (sub directory)

Synopsis :
mkdir [option] directory name

Example :
mkdir   generalnote

Option
-m   set permission mode (as in chmode)
-p   no error if existing, make parent directory as needed
-v   print a message for each created directory

rmdir

When a directory is empty, rmdir command are used to remove the directory

Synopsis :
rmdir [option] directory

Example :
rmdir   generalnote

Option
-p   remove directory and its content
-v   output a diagnostic for every directory processed

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