File Permission 1.What are file permissions in Linux .How do you change permissions? A) Linux uses read (r), write (w), execute (x) permissions for owner, group, and others. Using chmod [ … ]

Group Administration 1.What is a group in Linux? A) A group is a collection of users. Groups allow shared permissions on files and directories. 2.What’s the difference between primary and [ … ]

User Administration 1 .Where are user details stored in Linux? A) In /etc/passwd (basic account info) and /etc/shadow (password hashes & aging). 2. How to set a username and password [ … ]