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 void method?

983

Can constructor return value?

1020

How does callback work in java?

1127

What are the disadvantages of object oriented programming?

1364

What are different types of references?

1033

Is a copy constructor?

1124

Can we extend a class with private constructor?

1090

What are the parts of a method?

1036

What does function identity () do?

1036

What are the drawbacks for singleton class?

1088

Can private members of a base class are inheritable justify?

973

Is a method a procedure?

1115

What is difference between adapter class and listener?

1122

What are the 6 mandatory procedures for iso 9001?

1106

Can we override constructor?

1090

Un-Answered Questions { Java J2EE }

If you are given a choice to implement the code to either insert a record or update if already exist, which approach will you follow ?

1062

Can we autowire controller in spring?

482

What is loop in java?

1067

What is javac used for?

994

How does beanfactory work in spring?

427

Will set allow duplicates in java?

1033

What is odbc and jdbc?

1094

Explain OOPs concept.

1167

What is service layer in spring mvc?

523

Is jdk an api?

472

What is the difference between xmlaccess configuration file export.xml & exportrelease.xml?

990

What’s the difference between sendredirect and forward methods

1118

Explain about object oriented programming and its features?

1072

Which interface should be implemented by all servlets?

1277

Is java important for my computer?

950

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