Introduction to web
web consist of billions of clients and server connected to wires or wireless network.The web clients make request to web server. Web server recieves the request, finds the resource and respond to the clients.When a server responds to the client, it sends some type of contents to the web clients.The clients use web browser to send the request to server.Normally server sends the response to the clients with set of instructions written in HTML.All the web browser basically know how to display the web contents written in HTML.
Website and Webapplication
A website is collection of static files such as HTML,images, graphics etc. It seems same to all user.
Web-application is the website with dynamic functionality on server.It is not same to all user.In it login operation is performed and the distinct contents are displayed according to the user.for example Facebook,Twitter,Gmail,Google etc
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