N3m0

root@daniele-G2P:~# ls -a
.  ..  .bashrc  .cache  .config  .dbus  .gtkrc-2.0  .kde  .local  .profile
root@daniele-G2P:~# cd ..
root@daniele-G2P:/# ls
bin    dev   initrd.img      lib64       mnt   root  srv  usr      vmlinuz.old
boot   etc   initrd.img.old  lost+found  opt   run   sys  var
cdrom  home  lib             media       proc  sbin  tmp  vmlinuz
root@daniele-G2P:/# cd /etc
root@daniele-G2P:/etc# cd /etc/polkit-1/localauthority/10-vendor.d
root@daniele-G2P:/etc/polkit-1/localauthority/10-vendor.d# ls-a
ls-a: comando non trovato
root@daniele-G2P:/etc/polkit-1/localauthority/10-vendor.d# ls -a
.  ..
root@daniele-G2P:/etc/polkit-1/localauthority/10-vendor.d# ^C