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 translator and it types

1 3620

what are the application of compiler and interpreter for source program

2 4822

what is platform dependent translation and platform dependent programming language

2 4275

what is net based application and its types

1 3690

justify c is portable

1 3771

what is domain object

1 4787

what are the analysis of an object

2 4524

why we need this (1.object,2.class,3.data hiding,4.encapsulation,5.abstraction,6. polymorphism,7.inheritance)

2 5100

Are Servlets by default thread safe or not? thanks in advance regards Sudhakar

3 8990

What is the difference between Static and final?

1 5950

What is immutable class? how to make a Class explicitly "Immutable"?Wap to make a class explicitly immutable.

3 7733

what happens if we wont use destroy()?

IBM,

4 9225

How many types of JVM's (OR) Name of the JVM's which are used in Tomcat & Weblogic servers ?

TCS,

1 13347

how can i use a nonsynchronized hashtable?

CoreObjects,

1 2657

why we use merge option in hybernate pls give a ex snippet

CoreObjects,

1 2062

Un-Answered Questions { Java J2EE }

Realized?

2251

What is latest hibernate version?

485

How to create a base64 decoder in java8?

1129

Hi frnds how to lock an user when he enter wrong credentials more than 3 time using java or j2ee tech take username and password in a bean no need to connect DB and validate give me some sample application code or links its urgent for me thanks in advance

2415

What do you know about validation plugin ?

1024

What is the difference between break and continue statements?

1117

explain different ways of using thread? : Java thread

1077

What is a constructor overloading in java?

1119

Differentiate between static and non-static methods in java.

1115

What are the contents on web.xml in struts application ?

1058

How can you inject java collection in spring?

501

What is java string pool?

1076

hi actully i hav form columns with origin and destination names .as like as i need to create one more column with name amount. my requirement is when i select origin and destination columns automatically i need to get amount from database.how can i. please tel me with relative code

2859

Write a program to find the whether a number is an Armstrong number or not?

1095

What is parsing in java?

1025

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