JSP is a programming technology helps in creation of dynamic web pages and even application at the server end (
Tomcat Hosting). Certain java code is embedded within HTML, XML, DHTML and even some documents types. Whenever user request for web pages, the static page is converted and is displayed as dynamic content to the user.
Servelts refers to small java applets code which runs background i.e., on server environment (
Apache Hosting). Servelts provides a powerful mechanism for developing server side programs and also platform independent methods for building web-cash applications, without even CGI programs. This will make the developers a simple, consistent mechanism to increase the functionality of a web server and also present business systems.