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

Is static variable stored in heap?

1003

What is a control variable example?

1020

Why do we need variables?

988

How is a variable stored in memory?

1010

What is the default value of local and global variables?

1097

What is a variable simple definition?

1020

What is the difference between variable declaration and variable initialization?

1030

How do you identify independent and dependent variables?

1008

Why is it important to initialize a variable?

994

Why do we use variables?

992

What is main difference between variable and constant?

1036

What initialize variables?

1025

How a variable is stored in memory?

990

What is the purpose of extern variable?

1018

What is variable explain?

1003

Un-Answered Questions { Java J2EE }

Explain the working principle of spring batch.

433

Define class?

1053

What is the benefit of hibernate criteria api?

413

request parameter how to find whether a parameter exists in the request object?

1016

What is life cycle of an interceptor?

1059

What are the different methods of session management in servlets?

1030

How to use dispatchaction?

1041

What is the difference between Java Program Constructor and Java Program Method, What is the purpose of Java Program constructor Please Explain it Breafily?

1046

which pattern is default in scanner package?

2236

what are the different types data power appliances?

1004

What is the web server used for running the Servlets?

1019

What is lazy loading / lazy initialization in hibernate?

528

What are workflows?

824

When will we prefer to use set and list in java and why?

964

Implement a stack with push (), pop() and min() in O(1) time.

1113

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