1. Dedicated Hosting 

2. A web server and its resources are exclusively for one website that have large volume of traffic means large volume of requests by the visitors. Some Govt, departments or large organizations require uninterrupted services for that round the clock power supply is needed. It is too expensive but it is more reliable and provides good service to the public. 

Eg: It is similar to living in an Our own house. All the resources in your house is only for you. No one else’s account resides on the computer and would not be capable of tapping into your resources