Set - 1

Question 31 :

What is business logic ?

Answer :

The code that implements the functionality of an application. In the Enterprise JavaBeans architecture, this logic is implemented by the methods of an enterprise bean.

Question 32 :

What is business method ?

Answer :

A method of an enterprise bean that implements the business logic or rules of an application.

Question 33 :

What is callback methods ?

Answer :

Component methods called by the container to notify the component of important events in its life cycle.

Question 34 :

What is caller ?

Answer :

Same as caller principal.

Question 35 :

What is caller principal ?

Answer :

The principal that identifies the invoker of the enterprise bean method.