In order to be interactive there has to be some exchange of data to or from the website which implies that data transfer is being carried out. This is whey you require the assistance web technologies like AJAX that can help in overcoming the amount of time needs for interaction to take place. In such cases the transfer of data happens behind at the backend so that a lot of the loading of the website can be done away with thereby increasing the speed of the site.
Today web technologies have developed many different kinds of interactive web applications that help the owner of the web to interact with various people all over the world. Web technologies are generally what connects the interface between the servers and the customers and is made up of markup languages like HTML, programming interfaces and languages and different measures for the identification of documents and showcasing.
The strides and advances made in the internet today has made people aware of the fact that sharing views, and ideas no just in business but also on various other topics like education and academics. Moreover online businesses thrived with the development of these web technologies without which many tings would not have happened and sill happen through the internet.
And with the introduction of some of the server side web technologies like ASP, PHP and ASP.Net people find it far easier to create web applications that are more advanced and absolutely necessary for the development of webs software. It is enough to say that web technologies have revolutionized the way the internet has gained in popularity.