Mark works as a Programmer for InfoTech Inc. He develops a session bean class named
accountService. Which of the following rules must be conformed by the session bean class?
Each correct answer represents a complete solution. Choose all that apply.
It can be used without the @Stateful or @Stateless annotation.
It must implement the business methods defined in the business interface.
It can implement any optional business method annotated by the @Remove annotation.
It must have a public constructor that takes a string as its parameter.
It requires helper classes to meet the needs of an application.
Submit