Parked Domains (Domain pointers) allow you to “point” or “park” additional domain names to your existing hosting account. This will allow users to also reach your website when entering the “parked” or “pointed” domain into their browsers.
First login to cpanel using your login details and go into the domain section.
In this page you can see a text box below create a new parked domain, now you can fill that textbox with the domain name that you like.
After filling the domain name click on add domain button and after that you will receive a confirmation message that your parked domain has been created.
As you can see that your parked domain has been created.