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 hibernate session factory?

341

What is the java persistence api used for?

392

Why is sessionfactory used in hibernate?

377

What is the difference between jdbc and hibernate?

440

What are the main differences between persistent and transient objects?

406

How many types of transaction are there in hibernate?

367

Explain the difference between criteria and criterion in hibernate?

411

What is a configuration in hibernate?

411

Why hibernate is used?

421

How to implement database relationship in hibernate?

379

Why is hibernate called orm?

403

What is the difference between hibernate save () saveorupdate () and persist () methods?

456

What is the use of evicting method in hibernate?

401

What is the difference between save and merge in hibernate?

517

What is flush in hibernate?

376

Un-Answered Questions { Java J2EE }

Why orm tool is being used?

343

what is the uniqueness of mb over ics?

1074

Explain throw keyword in java?

1045

What is Client-Server Computing?

2422

What does three dots mean in java?

1126

What is difference between call by value and call by reference?

996

What is spring ioc container example?

449

Why we are using dependency injection?

435

What is a topic in messaging?

912

What is the difference between quicksort & mergesort? When should they be used? What is their running time?

1089

what are the websphere mq programming apis?

861

What is ems queue?

973

How to handle the exception caused by jms?

918

What are the types of casting?

1066

Why servlet is used as controller ? Not JSP? I want complete explation?

1136

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