Port in computing

 

1. An Internet port is a number that tells what kind of protocol a server on the Internet is using. For example, Web servers typically are listed on port 80. Web browsers use  port when accessing web pages by default, but you can also specify what port you would like to use in the URL like this: http://www.excite.com:80.

 2. A hardware port are the ports which are at the back side of the CPU where a keyboard, a mouse , speakers can be plugged.

 

3. The verb port is used for editing of a software program's code so that it can run on another platform.