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 hbm2ddl configuration in hibernate?

352

What are the different cascade types?

345

How many sessionfactory and session objects are usually created?

385

What are the different types of inheritance in hibernate?

392

After which hibernate version, related entities are initialized lazily?

361

What are different types of associations in hibernate?

483

Which type of associated entities are eagerly loaded by default?

404

Can we disable first level cache? What should one do if we don't want an object to be cached?

376

What are the restrictions for the entity classes?

418

What are the different id generating strategies using @generatedvalue annotation?

425

What are new features introduced with java 8 ?

1011

Name few java 8 annotations ?

1040

Name few "optional" classes introduced with java 8 ?

1155

What are the changes in java.io in java 8 ?

1054

Name few java util classes introduced with java 8 ?

929

Un-Answered Questions { Java J2EE }

How will you serialize a singleton class without violating singleton pattern?

1971

Can we write a class without main method in java?

975

Can we have multiple spring configuration files?

441

What is the java reflection api? Why it’s so important to have?

1001

Is the milky way in a void?

979

What is the difference between equals() and?

1217

How does orm work?

373

What is use of @transactional?

447

Explain in brief the directory structure of a web application?

1132

What are the benefits of PreparedStatement over Statement?

1027

What do struts do?

987

What is meant by jdbc and configuration details?

1116

When to use dependency injections?

485

What is create method?

1042

Is hibernate a tool or framework?

357

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