You are fully isolated from other users and actions on the server. No other customer can slow down or affect your service.
With Administrative or root privileges, you can modify server configuration files, install applications or modify system software.
Your file system is not accessible or viewable by any other customer, your files are ensured full privacy and security.
Your resources like RAM, HDD, Ethernet are guaranteed based on your plan, nothing else on the server will affect the performance
You get static IP address just for your website.
Dedicated license for cPanel or Plesk:
You get exclusive license to use Plesk. You can host up to 50 or unlimited website depend upon your license type.