Web application Structure -Applications can run on multiple machine at same time are called web application. -Web application contains Client server architecture. -Client (browser) (google chrome, firefox) -Server (apache tomcat, glassfish, websphere, weblogic) -After creating web application, you upload that application to server (means keeping project folder in web app folder of tomcat software folder). -Start server from ide. -Goto browser and hit the application url, then your application will run on browser. HTTP Protocol Basics -This is request response protocol, widely used. Protocol : Protocol means, a system of rules that allows two or more hosts for communications. Stateless protocol: When web client send the request to web server, then the web server, process the request and send the response to the web client, and after this connection is closed, this is called http transaction, then again at next request sent by webclient to webserver, the...
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