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 null check?

1008

Can a string be null?

979

What does jre stand for?

1060

Why do we need wrapper class?

986

How do you create a null object?

1083

What is wrapper class html?

938

Does isempty check for null?

1011

What does ide stand for?

943

What is a numeric digit?

1082

Why string is not a wrapper class?

1183

What does nullpointerexception mean?

1081

Why string is a class?

935

What is boolean flag in java?

1093

What is boolean in java?

969

Can you call a method on a null object?

1011

Un-Answered Questions { Java J2EE }

Explain struts?

1040

Can we make the abstract methods static in java?

1056

List the limitations of auto wiring.

399

What is the form of storage space in java?

2244

What do heavy weight components mean in java programming?

947

Difference between this() and super() in java ?

1076

How kafka is different from jms?

875

What is message-driven bean?

1025

How do you implement tree mirroring in java?

1074

What is a spring component?

428

Is string an object?

1116

What is meant by structural programming?

1017

What is the difference between static class and normal class?

1027

What are heterogeneous objects?

1041

Why was reload removed from struts (since 1.1)?

980

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