Changing Permissions and Ownership — Study Resources & PYQs

Changing permissions and ownerships

Study resources

Changing Permissions & Ownership (Article) — LFCS-level guide covering chmod, chown, chgrp, umask, ACLs, and special permissions (SUID, SGID, sticky bit).
File Security, Permissions & Super User (su) (Article) — Interactive module on read/write/execute permissions, chmod, chown, su, sudo, and the /etc/sudoers file.
Mastering User Management & Permissions (Article) — Exhaustive guide: useradd, usermod, userdel, groupadd, groupmod, passwd -l (lock/disable), and best practices.
NPTEL Information Security-3 — Linux and Shell Topics (Article) — NPTEL material covering Linux commands, I/O redirection and pipes, text processing, filesystems, shell variables, conditions, loops and case statements.

Linux Programming — ITO-4505 · Government College of Engineering and Technology, Jammu
Linux Programming — ITO-4505 · Government College of Engineering and Technology, Jammu