EJB MCQ Questions And Answers - Java Technologies

EJB MCQs : This section focuses on "basics" of EJB. These Multiple Choice Questions (MCQ) should be practiced to improve the EJB skills required for various interviews (campus interviews, walk-in interviews, company interviews), placements, entrance exams and other competitive examinations.

1. EJB stands for ?

A. Express Java Bean
B. Enterprise JS Bean
C. Enterprise Java Bean
D. Enterprise Java Business

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2. How many types of enterprise bean in java?

A. 2
B. 3
C. 4
D. 5

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3. ____________ encapsulates business logic.

A. Message Driven Bean
B. Entity Bean
C. Object Bean
D. Session Bean

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4. How many types of session bean?

A. 1
B. 2
C. 3
D. 4

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5. A Stateless session bean is a business object that doesn't maintain the conversational state with the client.

A. TRUE
B. FALSE
C. Can be true or false
D. Can not say

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6. _____________ is a messaging service to create, send and receive messages asynchronously.

A. RMS
B. JMS
C. GDS
D. KAD

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7. What are the advantages of JMS?

A. Asynchronous
B. Reliable
C. Both A and B
D. None of the above

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8. In ___________, one message is delivered to one receiver only.

A. CTP Model
B. ATP Model
C. ZTP Model
D. PTP Model

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9. In which model, one message is delivered to all subscribers?

A. Publisher model
B. Subscriber model
C. Both A and B
D. None of the above

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10. Message Driven Bean (MDB) encapsulates business logic. It is invoked by passing the message. It is like JMS receiver.

A. TRUE
B. FALSE
C. Can be true or false
D. Can not say

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