Refresh Your Java - Before Java Interview
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CTM | BTM |
Container will take the responsibility of managing the Transactions based on the Transaction Attribute you provided in EJB xml or as an annotation , as shown below. @TransactionAttribute(value=REQUIRES_NEW) |
When you use bean-managed transactions (BMT), the
bean-provider is responsible for ensuring that a transaction is
started and committed when appropriate. |
All session and message-driven beans may use CMT. EJB 3.0 entities cannot be configured with a transaction management type. EJB 3.0 entities execute within the transactional context of the caller. |
Only session and message-driven beans may use BMT. Entity Beans can’t use BMT. |
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This Portal has More than 500 Java Interview Questions (also could be Considered as Quick Notes) very neatly separated topic by topic with simple diagrams which makes you easily understandable. Importantly these are from our Realtime expericance.