Each guest computer could perform as if they are using the host server directly.

Below these levels, the next domain name component has been used to designate a particular host server.

The host server requires some form of persistent storage (typically an array of hard disk drives) that store the hypervisor and support files.

This technology requires a consumer to maintain a connection to a host server in order to use a particular product or play a game.

Data centres are highsecurity warehouses that host servers on behalf of governments and companies.