(2) A computer that is connected to a TCP/IP network, including the Internet. Each host has a unique IP address.
(3) To provide the infrastructure for a computer service. For example, there are many companies that host files, programs, applications or even a Web server for companies and individuals. In the case of a Web server, it means that they provide the hardware, software, and communications lines required by the server, but the content on the server may be controlled by someone else.



