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 databasemetadata?

948

What is the final keyword denotes?

1110

Explain the protected field modifier?

1079

What is the implementation of destroy method in java. Is it native or java code?

962

What is the difference amongst jvm spec, jvm implementation, jvm runtime ?

963

Whats the difference between notify() and notifyall()?

1037

What is the primitive type short?

1013

What is the difference between java applets and applications?

1151

What are the approaches that you will follow for making a program very efficient?

1073

What is java beans?

991

What is javac_g?

1012

Is a class subclass of itself?

1080

What’s the difference between applets and standalone program?

1039

What is the epoch date?

1021

What is a container in a gui?

981

Un-Answered Questions { Java J2EE }

How to enable verbose garbage collection?

861

What are inner class and anonymous class?

996

How to avoid memory leak in java?

1130

What is the significance of listiterator?

1094

What is struts in j2ee?

937

What is the importance of init() method in Servlet ?

1079

how to write a program for sending mails between client and server

2071

what is sqlexceptiontranslator?

436

What are predicates in java 8?

1012

How do you enable temporary and extended trace logging for websphere portal ?

838

What is import javax swing in java?

969

Is boolean a wrapper class in java?

1055

Why does JComponent have add() and remove() methods but Component does not?

998

why not override thread to make a runnable? : Java thread

999

How many types of cascade are there in hibernate?

302

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