/media/sda-magnetic/david/Dokumente-15/fernuni-hagen/cs-i-ii/old-cs-2-01/informatik2/bash-programming/lex-yacc-bash-etc/commands001.sh

usradd
usrdel
usrmod
grpadd
grpdel
grpmod
newgrp
id
passwd

comm 
diff
cut 
blkid
basename 

exit
info 
ln 
ls 

mkdir 
sudo
touch 
unlink

rm
rmdir

pwd