What are the components of J2EE application?
A J2EE component is a self-contained functional software unit that is assembled into a J2EE application with its related classes and files and communicates with other components. The J2EE specification defines the following J2EE components: • The Application client and Java applets represent the client components. • Java Servlet and JavaServer Pages technology components are classified as web components. • Enterprise JavaBeans components (enterprise beans) are business components. They reside on the EJB tier (busines logic tier). • Resource adapter components provided by EIS and tool vendors.