The ASP.NET used to develop a web application.The Major players of ASP.NET are,
1.Web browser
2.HTTP
3.Web server
Web browser:
Web browser can be accessed by the user.the user giving their queries or request through web browser.
HTTP :
The HTTP is protocol between web server and web browser.the http giving the command to the server.based on the server command the web server executing.The http commands will be like GET,POST
Web server :
The Web browser query can be executed in web server.the web server execute based upon http command