Explain the Sotware Architechture of EJB?
Answer / kathir
Session and Entity bean consists of 4or 5 parts
1.RemoteInterface: in this interface we can declare business
methods..
2.HomeInterface:Used for creating a object.
3.Bean Object: An object which actually performs business
logic and ejb specification.
4.Deployment Descriptor: An xml file which contains
information to maintain the ejb.
5.Primarykey : It is specific to entity bean only.
| Is This Answer Correct ? | 0 Yes | 0 No |
What is the purpose of a transaction monitor?
Can stateful session beans are persistent?
how can u integrate ejb and hibernate? How can u call hibernateDAO methods in session bean?
Can an ejb send asynchronous notifications to its clients?
What is the difference between find and select methods in ejb?
What are the various methods of an Entity Bean?
absract methods in EntityBean ?
What are the components of session beam?
Can Container managed Bean-Managed Persistence ?
Is success EJB3.0 in the Market? IF yes just explain main differences between EJB2.0 and EJB3.0.
What are the attributes of transaction in ejb?
What does @inject mean in java?