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
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