EJB Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

EJB Interview Questions

Questions Answers Views Company eMail

What is Session Bean Interface?

Tech Mahindra,

914

What do you mean by re-entrant? Can you say that session beans as re-entrant? Can entity beans be specified as re-entrant?

913

Can EJB made to handle multiple transactions?

969

Define Clone?

1018

Which is more beneficial: CMP or BMP?

964

Differentiate Phantom from Un-repeatable?

1042

What do you mean by abstract schema?

999

Define ejb Create() and EjbPostCreate()?

1034

How is consistency maintained by Stateful Session through transaction updates ?

1114

Enlist the CallBack methods of Session Bean?

992

Define ACID Properties?

973

Differentiate ‘Stateful Session’ from ‘Entity Bean’ ?

960

Is state maintained by a Stateless bean?

978

Differentiate “find a method” from “select method” in EJB ?

935

What do you mean by bean managed transaction?

981

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Un-Answered Questions { EJB }

What is stateless authentication?

1017

Explain the concept of ejb ql?

1044

Define Initial Context?

959

What is an entity manager?

937

How do you decide whether you should use session, entity or message driven bean?

992

How can one EJB be called from within another EJB?

926

Are entity beans allowed to create() methods?

1001

What are the system services of ejb container?

1021

Name the attributes of javax.ejb.stateful.

1034

Explain the important elements of ejb?

921

how can u integrate ejb and hibernate? How can u call hibernateDAO methods in session bean?

2911

What are the various types of entrepreneur java bean?

890

What’s the difference between hibernate and ejb 3? Don’t you think ejb 3 is just a clone of hibernate?

960

What is the procedure for the creation of stateless ejb?

923

What is stateless session bean?

996

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