Linux Essentials

Only one set (user, group, other) of permission can be changed at once using the symbolic method...

Which of the following commands sets “other” permissions on file to r-x? chmod 777 file chmod 776...

Which of the following commands set “other” permissions on file to r-x? chmod o=r+x file chmod o=rx...

What directory contains user’s home directories? / /home /rootfs /user

Which of the following commands, run as root, will prevent the user bob from logging in? usermod -d...

Which of the following files does the groupadd command use to determine the new GID when a GID...

Which of the following files contains user IDs? /etc/group /etc/shadow /etc/usr /etc/passwd

Which of the following files contains encrypted user password information? /etc/usr /etc/shadow...

Which command can be used to determine a user’s most recent log in? last history shell login

Which of the following commands can be used to modify a group? groupadd modgroup addgroup groupmod

The groupmod command can be used to add users to a group. True or False? True False

The groupmod command can be used to change a group GID. True or False? True False

The groupmod command can be used to change a group name. True or False? True False

The userdel command will… …delete the user account, but leave the user’s files by default. …will...

For non-root users, the passwd command can only be used to change the password of the user running...