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 a qms manual?

1052

Which is better ascii or unicode?

1054

What happens if constructor is private?

1088

Can anonymous class have constructor?

1077

Is 9 a prime number?

942

Which is bigger float or double?

1034

What is a class reference?

1185

Can we override a variable in java?

1073

Can an object subclass another object?

1191

What do you mean by local class?

1063

How many inner classes can a class have?

1101

Is the empty set a singleton?

1043

Are functions objects in java?

1135

What are the drawbacks of reflection?

1077

What is difference between public static and void?

1089

Un-Answered Questions { Java J2EE }

How to check the installed was version?

1053

Can we deploy jar in weblogic?

1066

Which is illegal identifier in java?

1149

How do I use a startup class to initialize and later reference jms objects? : BEA Weblogic

1017

What is a jms queue?

913

Can we override destroy method in servlet?

1048

What is controller in struts2?

1247

Tell the issues faced in weblogic?

1082

How do you implement one to many relationships in hibernate?

493

Differentiate between a constructor and a method? Can we mark constructors final?

1248

What is database deadlock ? How can we avoid them?

1141

Considering notepad/ie or any other thing as process, what will happen if you start notepad or ie 3 times? Where 3 processes are started or 3 threads are started?

1207

What is metadata in jdbc?

1084

What is assembly in java?

979

Explain covariant method overriding in java.

1175

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