Linux: How to Add an Admin Account

How to Create a new User

• sudo useradd ops.dantro0
• sudo passwd ops.dantro0

How to Grant SUDO privileges to the new user

• Connect as root by entering this on the prompt: sudo -i
• visudo
• append on the file: ops.dantro0 ALL=(ALL) ALL

How to Confirm if the new user is now granted sudo privileges

• less /etc/sudoers  (or you can use cat or more or tail)

Additional References:
http://www.tecmint.com/add-users-in-linux/