UNIX Command $ls -g total 4 -rw-r–r– 1 jeffrin 0 Feb 19 22:30 a1.txt -rw-r–r– 1 jeffrin 2 Feb 19 22:31 a2.txt $ UNIX Explanation -g like -l, but do not list owner computer science related Theory Drop Every file or folder in UNIX has access permissions. There are three types of permissions (what allowed …