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 are the states of the object in hibernate?

435

What is transaction commit in hibernate?

432

What is hibernate and why it is used?

356

What is the default annotation for a property in hibernate?

377

List some of the database support by hibernate?

369

Why do we need transactions in hibernate?

329

What is the difference between sessionfactory and session in hibernate?

400

What is transaction processing in jdbc?

1011

What is connection pooling and why it is used?

1004

What is savepoint in jdbc?

913

Which package is used for jdbc application?

980

Explain the necessary steps to connect to the database in java?

1048

Explain the difference between resultset and rowset in jdbc

1006

What is a rollback in jdbc?

945

How many types of resultset are there in jdbc?

970

Un-Answered Questions { Java J2EE }

What is the use of singleton scope in spring?

439

When we should go for codebase in applet?

1068

What is the purpose of @emailvalidator?

984

What is java swing application?

999

How can you use spring to resolve collaborators for your bean? Also state the advantages of auto wiring?

446

What is jprofiler used for?

586

What are the steps to connect to the database in java?

977

What do you mean by bean autowiring in spring?

454

Can you achieve runtime polymorphism by data members?

1149

What is the difference between the string and stringbuffer classes?

1103

Is spring bin thread-safe?

473

What is while rs next ())?

946

What is aop module?

429

what is ccdt file on websphere mq or wmq?

914

What is the use of arraylist class in java?

1080

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