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 differencees between work manager and executequeue?

iFlex,

2 13583

How Work Manager works in wls 9.2 and above versions?

3633

what is the use of Clonable,and serializable interface?

1 23184

How we can monitor work manger?can we create our own work Manager?if yes then How?

Oracle,

1 3289

Can an interface extands a class?

5 9993

What will happen when ResultSet is not closed?

CTS,

1 7014

Every field has setter and getter methods.what is happening in this methods.

2 5451

What causes Out of Memory exception?

CTS,

5 16180

servlet has not any main method in it how does it work by JVM?

7 24194

What is the difference between Web Server and Application Server

IBM,

7 15375

Can i have abstract class with no abstract methods?

CTS,

22 47339

what is the difference between sun JDK1.5 and BEA Jrokit 1.5

IBM,

3 11693

What is advantage if silent mode installation...urgent..need answer to this question

IBM,

3 13656

what are the benefits of classpath?

Infosys,

2 10801

what are the benefits of load order in the deployment of the application?

HP, Infosys,

2 10675

Un-Answered Questions { Java J2EE }

what is object slice?

2084

What is a controller in spring mvc?

416

What is passing parameters in java?

1040

What is autowired in spring mvc?

483

What is java string pool?

1003

How can we map the classes as immutable?

410

State some situations where exceptions may arise in java?

1052

Configure the plug-in through admin console is possible or not?

948

What is hibernate used for?

469

What are the hibernate annotations?

394

What is entitymanager flush?

369

Why do we need ejb?

1029

What is the difference between flush and commit in hibernate?

419

What are the two main uses of volatile in Java?

1062

What is the use of object and class classes?

1041

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