EJB Interview Questions and Answers
Question - 101 : - What do you mean by abstract schema?
Answer - 101 : -
An element of an entity’s bean’s deployment descriptor that defines the persistent fields of bean’s and the relationship existing between them is known as Abstract Schema. It is specific for each entity beans which has managed persistence of container.
Question - 102 : - Differentiate, “find a method” from “select method” in EJB ?
Answer - 102 : -
A persistent field is returned by the select method of an entity bean that is related. A remote or local interface is returned by the finder method.
Question - 103 : - What do you mean by bean managed transaction?
Answer - 103 : -
If the Container is not wanted by the developer for managing transactions, every database operation can be implemented to write the suitable JDBC code.