If you are a Linux or Unix User and for login to your system, you want to create one user with ROOT Privileges with Single command then this procedure is for you.
Use the below Single command to create the new user “expertisenpuru” grand him the same privileges as root and set the password by executing single easy command, The new user is expertisenpuru, with UID ‘0’ and GID ‘0’, so the expertisenpuru will be in the same group and has the same permissions as ROOT user.
[root@PuRu ~]# useradd -ou 0 -g 0 expertisenpuru; echo “expertisenpuru#123” | passwd –stdin expertisenpuru
Changing password for user expertisenpuru.
passwd: all authentication tokens updated successfully.
Now by executing the above single command the new user ‘expertisenpuru’ got created with ROOT privileges, to verify try to login with the new user.