Enterprise Java Beans. They are components designed to run in a container. The container provides certain functionality which is commonly needed by Enterprise applications - transactions, security, clustering etc. As good a place as any to start to learn about them is Suns own J2EE tutorial.
I went through you are tutorial, really nice, got what is session bean and entity bean but right now my request is that can you give me one example which is use in our daily life or general which compare to whole J2EE Architecture means how to get interact home interface, remote interface, then session bean,entity bean in J2EE container. It will helpful me to clear my concept about J2EE architecture, you can explain as you want also.