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Why we are not keeping Ejb class file in war
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What kind of bean(entity/session) will you use if there are no database transactions and all you use is a read-only database.
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What is the difference between sessioncontext and entitycontext
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Q. Where can I get a copy of the EJB specification? |
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My transaction aborted, but my database changes did not rollback. |
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If session has thrown ApplicaitonException would you use EJBContext.setRollBackOnly method
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Can an entity bean be a listener for JMS messages? |
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How EjbQL ara impemented when it is necessary?
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What are the call back methods in Session bean? |
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What is CMR? |
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How is Stateful Session bean maintain their states with client
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What is local interface. How values will be passed? |
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Brief description about local interfaces? |
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Why did my JDBC code throw a rollback SQLException? |
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What is the difference between ejbStore() and ejbLoad() |
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Can the primary key in the entity bean be a Java primitive type such as int? |
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If i throw a custom ApplicationException from a business method in Entity bean which is participating in a transaction, would the transaction be rolled back by container. Does container rolls back transaction only in case of SystemExceptions? |
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What is meant by Serialization and Externalization? Serialization is a Marker interface,so what is the use of WriteObject() anf ReadObject(), Where it is actually used? Give me some real time examples? |
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How many EJB Objects are created for a Bean? |
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Can I invoke Runtime.gc() in an EJB
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