How Web Applications works technically?

Web Application is final software products which interact with end users. Every web pages are stored at server located anywhere in the world. Whenever a user sends the request for certain page, the request is passed to certain ip address at which the web server is situated. Web server then resolve the query and provide user with requested page. At user side a partial replica of the web page is created temporary to let users view the page.

What web applications consist of?

A Web application or let say a containing website is a group of web pages which can be demanded from the web server. Web pages can either be of type static or dynamic. A static web page is that which has already been created with pre-filled contents at the server side. A dynamic page is that which is created at server side at run-time when a customize query from the user's terminal is received. Forms, products or category pages and search pages are some of the example of Dynamic web pages. Dynamic pages mostly very much concerned with Database retrieval. Dynamic page or Static page can easily be identified by the URL structure which is gets generated after once the request gets processed by the Web server.

What languages used the most in web application development of every type?
There are few programming and/or scripting languages are there which are being used by majority of Developers:
• JavaScript/Ajax
• PHP
• ASP.net
• Python

What makes PHP more commonly used Server-side scripting language?

Being one of the open source scripting languages, PHP developers can always expect new functionality and feature development by using this language. Easy coding style identical to those of C++ makes it easy to adopt. Wide range of operation support helps PHP developers to implement websites from very easy to a complex one like WordPress. Also PHP got some really good interaction with various DBMS, which makes it priority for shopping cart or ecommerce website development.

What would you find contained in a PHP file?

A PHP with having extensions any out of .PHP, PHP3 or phtml can contain plain text, HTML tags and functional scripts.

Who's the ideal match with PHP?

MySQL is the ideal matching back end while developing web applications especially ecommerce websites. Being a free to download software, MySQL is suitable for small to large application. Also, this database server supports standard query language.

Do only these two can work?

No, actually there are two or even we can say one member is there, which is Linux Apache. Apache is the web service provided implicitly by Linux operating system. Together these three are well known as LAMP.