Java J2EE Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

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Servlets (804)
Struts (701)
JDBC (771)
JMS (324)

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J2EE (485)
Weblogic (694)
Websphere (573)

Java J2EE Interview Questions

Questions Answers Views Company eMail

What is the purpose of the File class?

3 9585

What is Runtime class and its purpose?

2 10573

What is System class and its purpose?

2 10548

What enableEvents() method do?

1 5706

What is the purpose of the finally clause?

3 6857

What is the range of the char type?

3 7251

What is the range of the short datatype?

2 6774

What is the relationship between a method?s throws clause and the exceptions that can be thrown during the method?s execution?

2 5747

Relationship between an event-listener interface and an event-adapter class?

1 12662

What is clipping and repainting and what is the relation between them?

1 4674

Explain the relationship between the Canvas and Graphics class?

1 5225

What is the return type of a program?s main() method?

3 10349

What is the smallest package in Java API?

iGate,

5 15446

What is the superclass of exception?

3 9399

What is the use of TL?

1975

Un-Answered Questions { Java J2EE }

What is the length of a string?

1004

What do you understand by an io stream?

1041

How do you declare an empty string?

1060

What is front controller in spring?

435

What is ejb and its architecture?

959

How does thread synchronization occurs inside a monitor?

1096

What are difference between dmgr and other profiles?

888

What do you mean by a filter and how does it work?

948

What are the classes and methods used for sending sql statements to database?

1077

What are the steps that are required to handle the multi-threading?

1100

What is pojo in struts2?

1002

What are the different modes of autowiring?

423

What is the difference between jdk, jre, and jvm?

1107

Can java inner class be static?

1015

What is the difference between spring mvc and spring rest?

409

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