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

Explain cookies?

Canon,

2 11970

What is a deadlock ?

5 7907

What is Distributed Application and what is its usage?

2 5784

Explain in detail about encapsulation with an example?

4 10696

What is meant by event handling?

2 6764

What is an exception?

6 8190

What is meant by final class, methods and variables?

3 8939

What is the difference between getCodeBase and getDocumentBase methods?

CS Business Services,

1 12172

explain the concept of inheritance with an example?

Polaris,

9 25783

Define interface?

MindCracker,

3 5928

What is files manifesting?

2205

Explain method overloading and overriding?

6 15142

What is meant by packages?

4 10636

Explain the concept of polymorphism with examples?

Summation Tech,

6 13397

What is meant by serialisation and deserialisation?

4 9040

Un-Answered Questions { Java J2EE }

What is jar, war, and ear?

1155

Why is java called technology?

903

How do you check if two strings are equal in java?

1011

What is the difference between instanceof and isinstance?

1062

What is java util?

1025

What is difference between public static and void?

1020

What is the importance of static variable?

1119

What is the use of @component in spring?

427

Is jdbc faster than odbc?

918

What are conditionals and its types?

1146

What are the best practices that hibernate recommends for persistent classes.

368

What is a newline character in java?

1040

State an example of struts configuration file as an action parameter for action servlet.

1007

Is jpa better than hibernate?

360

How are the notifications generated when a server is added to a cluster?

1083

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