Java Servlets Help

A servlet is a small Java program that operates within a Web server. Servlets receive and respond to requests from Web clients, generally across HTTP, the HyperText Transfer Protocol. The Servlet is an opposite of the applet as a server-side applet. An Applet is an application running on client while the servlet is running on the server.

• Is a simple, consistent mechanism for extending the functionality of a web server.
• Are precompiled Java programs that are executed on the server side.
• Require a Servlet container to run in.

Servlet Architecture Overview - HTTP servlets