Interview Q&A / Linux & Shell

INTERVIEW Q&A · 63 QUESTIONS

Linux & Shell interview questions

Permissions, processes, pipes and the commands you are expected to know cold.

  1. How do you change a file's owner and group with chown?

    Use chown user file to change the owner and chown user:group file to change both. Add -R to apply it to a whole directory tree. Only root can give files away to another user; chgrp changes just the group.

    BeginnerQuick answer1 min read