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

EJB Interview Questions

Questions Answers Views Company eMail

What is the purpose of JNDI?

6 26167

How does legacy object mapping work?

1 4641

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

2 7091

What Is EJB Clustering? Explain the Functionality?

Business Architectures, College School Exams Tests, HCL,

1 7032

what is ejb

Tech Mahindra,

3 7521

What is the purpose of a transaction monitor?

1 4961

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

Infosys,

2985

What is the perpose of EJBs?

3 6220

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

CTS,

2 10608

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

CTS,

2 8906

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

Microsoft, Mind Tree, Tech Mahindra,

2 25364

whatis the diff between ejb and servlet/jsp

TCS,

6 20778

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

EdgeSoft,

2335

what is an ejb object?

Bally Technologies, HCL, Siemens,

5 20250

Driver manager is a class/interface.

Bally Technologies, College School Exams Tests, TCS,

5 19762

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Un-Answered Questions { EJB }

What are the callback annotations for the stateless bean?

960

How to generate ejb stubs in eclipse?

1285

How entity beans support container managed persistence?

2452

What are the design principles for ejb?

921

What is stateless and stateful session bean in ejb?

964

What is the difference between find and select methods in ejb?

1005

Define ACID Properties?

1030

What is stateless ejb?

950

What is difference between stateless and stateful?

1008

Should services be stateless?

929

What is difference between ejb and spring?

998

Why stateless is better than stateful?

1038

Match the ejb functions given below with the functionality equivalent in sql?

978

How ejb invocation happens?

1044

What is stateful session bean?

1069

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