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Enterprise Java Beans - EJB MCQ

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Enterprise Java Beans - EJB Quick Quiz

Question 1 of 10
  • A ______ class for a bean changes how a bean appears in the builder tool by telling which properties should be listed first or which should be hidden.

    Answer & Explanation

    Correct Answer: BeanInfo

    Note: This Question is unanswered, help us to find answer for this one

  • ______ beans represent persistent data storage.

    Answer & Explanation

    Correct Answer: Entity

    Note: This Question is unanswered, help us to find answer for this one

  • Which of the following contains the EJB container that provides the services for the EJB component?

    Answer & Explanation

    Correct Answer: EJB Server.

    Note: This Question is unanswered, help us to find answer for this one

  • A ______ property consults listeners before making a change and any one of the listeners may veto the change.

    Answer & Explanation

    Correct Answer: constrained

    Note: This Question is unanswered, help us to find answer for this one

  • _____ is not an EJB interface.

    Answer & Explanation

    Correct Answer: BeanContext

    Note: This Question is unanswered, help us to find answer for this one

  • What is concurrency control?

    Answer & Explanation

    Correct Answer: The ensuring that two operations within EJB are generated correctly.

    Note: This Question is unanswered, help us to find answer for this one

  • _______ class does not support serialization.

    Answer & Explanation

    Correct Answer: Thread

    Note: This Question is unanswered, help us to find answer for this one

  • Where are the EJB classes utilized by applications retained?

    Answer & Explanation

    Correct Answer: Within the javax.ejb package.

    Note: This Question is unanswered, help us to find answer for this one

  • How are stateless session beans different than stateful session beans?

    Answer & Explanation

    Correct Answer: They are automatically thread-safe.

    Note: This Question is unanswered, help us to find answer for this one

  • What is an example of a stateful session bean process?

    Answer & Explanation

    Correct Answer: The checkout process in a web store.

    Note: This Question is unanswered, help us to find answer for this one

  • Enterprise Java Beans - EJB Quick Quiz

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