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

Name few java.lang classes introduced with java 8 ?

983

Does java allow overriding static methods ?

1112

What is the benefit of inner / nested classes ?

985

What are the common uses of "this" keyword in java ?

1016

Difference between nested and inner classes ?

1122

Explain static nested classes ?

1109

Difference between predicate, supplier and consumer ?

1052

Which keyword specify that a variable is effectively final ?

987

Which access specifier can be used with class ?

994

How can we run a java program without making any object?

1042

What will happen if there is a default method conflict as mentioned above and we have specified the same signature method in the base class instead of overriding in the existing class ?

964

Explain about anonymous inner classes ?

1074

What one should take care of, while serializing the object?

896

When do you get classcastexception?

1029

Explain method local inner classes ?

1028

Un-Answered Questions { Java J2EE }

How many ways take thread dumps?

1012

What type of value does sizeof return?

995

Can a class have multiple superclasses?

1154

What is anonymous inner class?

1079

List some oops concepts in java?

1030

Does jdbc use ssl?

926

What are different business models supported by wcs?

863

What is a swing application?

971

What is Hibernate Framework?

378

Is there any limitation of using inheritance?

1063

Mention different types of messages available in JMS API?

809

Which is bigger float or double java?

975

Which method cannot be overridden in java?

988

What are different steps in creating content for websphere portal wcm?

901

What is the main advantage of passing argument by reference?

971

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