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 better- service oriented or batch oriented solutions?

Amdocs,

2205

What is difference between an object and a class?

Amdocs,

1117

What is the purpose of checked and unchecked exceptions in JAVA?

Amdocs,

1004

What is the significance of continue jump statement? Explain with an example.

Amdocs,

1285

What is widening and narrowing in java? Discuss with an example.

Amdocs,

1035

Write the algorithm to check the number non-leaf nodes in a tree.

Amdocs,

1063

Differentiate between class and structure.

Amdocs, Motorola,

1127

Explain implementation and how is it different from conversion?

Aricent,

1074

Explain what pure virtual function is?

Aricent,

1016

How will you calculate the depth of a binary tree if the tree contains 15 nodes?

Aricent,

1079

Is it necessary for the port addresses to be unique? Explain with reason.

Aricent,

1016

Tell me how many ways are there to initialise an integer with a constant.

Aricent,

1108

How Administration Server And Managed Servers Will Interact ?

1111

What is the difference in the web.xml and weblogic.xml ?

1139

What are the States of the Weblogic Server ?

1040

Un-Answered Questions { Java J2EE }

Where and how can you use a private constructor?

983

What is a layout manager and what are different types of layout managers available in java awt?

1242

Is java jre still free?

952

What event results from the clicking of a button?

1240

Why spring is loosely coupled?

359

What is the default thread stack size in windows?

1000

What is re-factoring in software?

1048

How to avoid memory leak in java?

1128

What is JDBC PreparedStatement?

958

Can long be null in java?

1005

What is the function of annotation @requestbody?

382

What are the restrictions that are applied to the java static methods?

981

What is jpa in spring boot? : Spring Boot

399

What checkbox method allows you to tell if a checkbox is checked?

1002

what functionality does caching proxy server provides?

898

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