enterprise connectivity with j2ee v1.3

1.A developer successfully creates and tests a stateful Session Bean. Following deployment, intermittent NullPointerExceptions begin to occur, particularly when the server is heavily loaded. Which bean method is MOST likely to be related to the problem?

A.setSessionContext

B.ejbCreate

C.ejbPassivate

D.beforeCompletion

E.ejbLoad

Correct:C

2.A developer implements a BMP entity bean which uses a relational database. Identify the lifecycle methods that involve database access.

A.ejbCreate()

B.ejbPostCreate()

C.ejbActivate()

D.ejbPassivate()

E.ejbRemove()

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