6/16 Linux Day 2 Ubuntu Security Game 1

What field is represented by “x” in the password file?

• User ID

• User name

• Password

• Group ID

Which user has the UID 65534?

• Nobody

• Root

• User

• Special System User

What command prints information about users that are currently logged in?

• users

• logname

• w

• who

The "groups" command shows group ID's.

• True

• False

Which file(s) can have information displayed by the "getent" command?

• shadow

• password

• group

• all of these

File permissions of ________ are listed first in the UNIX file format.

• other

• owner

• root user

• group

"ls -a" and "ls -la" both display hidden files.

• True

• False

Which commands are recommended for adding and removing users in Debian systems?

• useradd [LOGIN], userdel [LOGIN]

• useradd [user], userdel [user]

• adduser [LOGIN], deluser [LOGIN]

• adduser [user], deluser [user]

Which step is NOT required to add a new user?

• Assign the user a UID

• Enter "sudo"

• Enter "adduser"

• Enter the new password

"Useradd" automatically creates a new user's home directory.

• True

• False