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EJB Interview Questions
Questions Answers Views Company eMail

What is the purpose of JNDI?

 6 23883

How does legacy object mapping work?

 1 3848

What is the relationship between an EJB component, EJB container, and an application server?

 2 6107

What Is EJB Clustering? Explain the Functionality?

Business Architectures, College School Exams Tests, HCL,

1 6082

what is ejb

Tech Mahindra,

3 6253

What is the purpose of a transaction monitor?

 1 4088

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

Infosys,

2455

What is the perpose of EJBs?

 3 5059

How can I call one EJB from inside of another EJB?

CTS,

2 9555

Can the primary key in the entity bean be a Java primitive type such as int?

CTS,

2 7865

what s the difference b/w EJB 2.0 and EJB 3.0 technically

Microsoft, Mind Tree, Tech Mahindra,

2 24204

whatis the diff between ejb and servlet/jsp

TCS,

6 18403

can u explain about design patterns like singleton,builder,factory

EdgeSoft,

1895

what is an ejb object?

Bally Technologies, HCL, Siemens,

5 18394

Driver manager is a class/interface.

Bally Technologies, College School Exams Tests, TCS,

5 17709

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Un-Answered Questions { EJB }

For ejb applications with bean-managed transaction demarcations, which of the following is used by the client to get a reference to the usertransaction object for the weblogic server domain?

546

Differentiate ‘Stateful Session’ from ‘Entity Bean’ ?

547

What is difference between ejb 1.1 and ejb 2.0?

577

why Bean class implements all business method of Remote interface but bean bean class not implements the remote interface

2026

What is ejb 3?

535




What are stateless functions?

523

What do you mean by timer service and where it is used?

517

What is ejb container in java?

520

What are the attributes of transaction in ejb?

512

How ejb invocation happens?

573

What are the advantages of ejb?

552

What are the system services of ejb container?

632

What do you mean by in-memory replication?

621

What’s the difference between hibernate and ejb 3?

551

Explain the concept of local interfaces?

538

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