Java J2EE Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Core Java (6529)
Advanced Java (552)
Swing (223)
EJB (402)

Servlets (804)
Struts (701)
JDBC (771)
JMS (324)

SunOne (10)
J2EE (485)
Weblogic (694)
Websphere (573)

Java J2EE Interview Questions

Questions Answers Views Company eMail

What is the use of ehcache?

425

What are the key attributes?

343

What is entity manager?

487

Why hibernate sessionfactory is thread safe?

349

What are some advantages of lazy loading?

373

Why we use hibernate template?

362

Why is sessionfactory thread safe?

390

What is relationship database?

407

Why do we use hibernate?

366

What is the difference between level 1 and level 2 cache?

354

What are bidirectional relationships?

393

Which annotation is used to auto generate primary key?

595

What is a unidirectional relationship?

396

What is the difference between session and entitymanager?

457

Can we delete foreign key?

555

Un-Answered Questions { Java J2EE }

How many bits is a word?

1006

What do you understand by a thin client?

988

Which application server is best for java?

1077

Explain the generic term internet.

1014

What is the difference between maven and spring?

451

Why for each loop is used?

1014

How does concurrency work for message-driven beans? : BEA Weblogic

984

What is the purpose of @requiredstringvalidator annotation?

935

Is jdbc secure?

982

Does spring data jpa use hibernate?

434

What is hibernate persistence context?

441

Does java have a compiler?

1045

What is an entity and its types?

1048

What is an argument java?

977

What is the difference between object type and object name?

973

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