Webcams are considered to be the most popular form of videotelephony, making them perfect low cost and flexible devices for using with many software clients to provide video calls & videoconferencing, chat room being the general term to describe any form of the latter, both synchronous and asynchronous.
And all this we can sum up as an online communication process.
Online communication, or chat, can be divided into two types: text chat and video chat, which has become the most widespread mean of online communication since webcam became popular.
With the help of webcams people got an opportunity for distant communication by means of accessible web interfaces called a web chat or cam chat, or special software programs like Skype.
A web chat is a special system or service that allows real time communication for users that use easy-to-access web interfaces.
It’s an internet online chat type that is user-friendly and fully accessible by users, without need to install any specialized software for chatting.