total 16
drwxr-xr-x 4 root root 4096 Jun 19 07:02 .
drwxr-xr-x 5 root root 4096 Jun 19 07:02 ..
drwxr-xr-x 2 root root 4096 Jun 19 07:02 doctors
drwxr-xr-x 2 root root 4096 Jun 19 07:02 nurses

ls -al total 16
drwxr-xr-x 4 root root 4096 Jun 19 07:02 .
drwxr-xr-x 5 root root 4096 Jun 19 07:02 ..
drwxr-xr-x 2 root root 4096 Jun 19 07:02 doctors
drwxr-xr-x 2 root root 4096 Jun 19 07:02 nurses
