Linux Essentials

Which command allows you to view or change some of the default values used by the useradd command...

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

Which of the following commands can be used to modify a user? usermod adduser useradd moduser

The /etc/passwd file contains encrypted user password information. True or False? False True

The groupdel command can be used to delete primary groups. True or False? True False

The groupmod command cannot be used to change a group GID. True or False? True False

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

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

Which option for the usermod command can be used to specify a user’s primary group ID? -G -s -g -S

Which of the following commands will add the group extra to the user jane’s secondary groups in...

Which of the following options for the useradd command allows you to use a different login shell...

The usermod command can be used to unlock a users account with the following option. -s -U -u -f

On a system that uses UPG, the UID must not be the same as the GID.. True or False? True False

Which of the following options for the useradd command allows you to use a different primary group...

If a user is deleted, the files and directories that the user owned… …will have no UID owner. …will...