7 terms
chmod is the Linux command that changes file mode bits, setting read, write and execute permissions for the owner, group and others on files and directories.
chown is the Linux command that changes the user and group owner of files and directories, which decides whose permission bits apply to each access.
File permissions in Linux define which users may read, write or execute a file or directory, using owner, group and other permission classes.
A Linux ACL is an access control list that extends standard owner, group and other permissions with rules for additional named users and groups on a…
The root account is the Linux superuser with user ID 0, which bypasses normal file permissions and can change every part of the system.
sudo is the Linux command that lets an authorized user run a single command as root or another user, governed by the sudoers policy and fully…
The umask in Linux is a per-process mask that removes permission bits from newly created files and directories, setting their default access rights.