Linux class day-3

linux,linux commands,linux tutorial,linux tutorial for beginners,linux edureka,linux course,linux crash course,linux for beginners,class,kali linux,linux course videos,linux shell,linux basic commands,intro to linux,linux training,linux tutorials,linux vs windows,linux command line tutorial,linux introduction,linux basics,introduction to linux,linux operating system,linux courses,to linux,solaris vs. linux,try linux,linux permissions