J2EE Interview Questions and Answers

Question: What are the components of J2EE application?

Answer: 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:

• Application clients and applets are client components.
  
• Java Servlet and JavaServer Pages technology components are web components.
  
• Enterprise JavaBeans components (enterprise beans) are business components.
  
• Resource adapter components provided by EIS and tool vendors.