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 3493

what are the application of compiler and interpreter for source program

2 4658

what is platform dependent translation and platform dependent programming language

2 4129

what is net based application and its types

1 3536

justify c is portable

1 3680

what is domain object

1 4664

what are the analysis of an object

2 4356

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

2 4937

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

3 8775

What is the difference between Static and final?

1 5828

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

3 7534

what happens if we wont use destroy()?

IBM,

4 8988

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

TCS,

1 13234

how can i use a nonsynchronized hashtable?

CoreObjects,

2571

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

CoreObjects,

1995

Un-Answered Questions { Java J2EE }

What all access modifiers are allowed for top class ?

1186

What are modules in spring?

449

Does spring bean provide thread safety?

437

What is the difference between stage and no stage deployment?

1119

What are multiple inheritances?

1104

Explain the two tier and three tier architecture of jdbc.

901

How are this() and super() used with constructors in java programming?

1061

does java support pointers?

990

What does hibernate show_sql true means?

533

How ejb invocation happens?

1043

Explain ioc concept?

1142

Difference between vector and arraylist.

1109

What is declarative exception handling in struts?

999

Is it possible for yielded thread to get chance for its execution again ?

1024

How do you set the classpath ?

1069

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