Internet/Web is the most cost effective way to trade nationally and internationally. There is no medium as rapidly developing as the Web. Web is ruled by the web applications. The social networking websites, the online instant messengers, online office software, online photo albums, web-mail are all web applications. With ever growing use of internet, these applications are only going to be better by adding more functionality. Development of such applications is all about innovation aided with technology.

An application is a complete, self-contained program that operates as a unique function directly for the app user. Online web applications handle your heavy business lifting, so you can focus on more important tasks and increase your overall productivity. Web applications focus on creating user-friendly interfaces and convenient tools for your customers and clients to input data with minimal work required from you.

Any application that uses Web Technologies including web browsers, web servers and Internet protocols is called Web Application. A

web application

can be divided into three different layers. Presentation layer which forms the first tier of the application consists of web server and the web browser, which is responsible for assembling the data into presentable format. Application layer constitutes the second tier of the application and is consisting of server side program and scripts. Finally the third tier provides the programmable access to the databases. In an ecommerce scenario when a user (first tier), send a request to the web server, web server process the request (Second and third tier), formats the result and finally sends the formatted results (first tier) to the client

Web applications are business strategies and policies implemented on the Web through the use of User, Business and Data services. Web application development is performed by specialized programmers, who are familiar with the web application development language necessary for the creation of Web pages, including HTML, XML, Flash, Perl, CSS, PHP, JSP, ASP, and others. Each of these has a specific function and creates varied results.

However selecting a

web application development

language is a major task for programmers, because as we can find many techniques, tools and methods to expand diverse websites. As different application does different types of tasks, it has almost become impracticable for a website developer to choose for any meticulous web applications development language.