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How the container will maintain synchronization for
multiple calls to the entity bean?
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- HCL, I also Faced
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by the way to persist any thing in EJB we have to careful
about other thread are also accessing resource.We need the
help of the transaction isolation while writing.There is a
level called 'Serializable'.So by using this the resource
will allow one after another to write to the same resource;
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explain why we say stateless beans does not maintain conversation state besides statefull maintains conversation state. give some examples...
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Core Java 
