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

Can we call a non-static method from inside a static method?

993

Why strings in java are called as immutable?

984

What is the difference between an inner class and a sub-class?

998

Is it compulsory for a try block to be followed by a catch block in java for exception handling?

1006

How can we use primitive data types as objects?

957

Can variables be used in java without initialization?

1075

What is an infinite loop?

2 1247

What is an infinite loop? How infinite loop is declared?

1100

Can we use a default constructor of a class even if an explicit constructor is defined?

1100

What's the purpose of static methods and static variables?

1096

What is the difference between comparison done by equals method and == operator?

1021

When the constructor of a class is invoked?

1027

What is ternary operator? Give an example.

1074

How an object is serialized in java?

988

When we should use serialization?

1019

Un-Answered Questions { Java J2EE }

How do you get the ip address of the client in servlet?

1004

What does mapping findforward () method return?

423

What class allows you to read objects directly from a stream?

1318

What is difference between persistent and transient objects?

424

Can we have static methods in an interface?

1046

What do you understand by actionform?

897

What are dml and ddl?

990

What is a method in java?

1045

What is meany by plugin?

973

How do you invoke stored procedures?

501

What is java english?

988

Where is java used?

905

How you deploy your applications on weblogic server?

1075

Prepared statements are faster. Why?

1046

What are the core interfaces are of hibernate framework?

504

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