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

How to connect to a specific enterprise bean?

2 4817

What are types in SessionBeans?

1 4883

waht is the main diference b/w servelts and JSP ?

CAP, HCL,

8 19326

what is the Diff. between Access Specifiers and Access Modifiers?

BMC, Cyber Shot, Infosys, VTS, Wipro,

39 124134

What is the difference between add() and addElement() method in Vector Class ?

TCS,

2 19489

Can we add two byte variables and assign the result to a byte variable ? b=b1+b2 where b,b1,b2 are byte types

TCS,

4 22671

How can we find size of the object ?

CTS, RazorSight,

5 14984

What is the difference between AWT and Swing ?

TCS,

1 6703

Can we use the one instance of Statment to execute more than one query ?

TCS,

2 9243

Howmany classes that package java.applet.* contains?

TCS,

1 7298

How to reduce flicking in animation?

TCS,

3 7283

How to print nodes of a Binary tree?

TCS,

1 6491

What is I/O Filter?

TCS, WAX,

2 14138

How to initialize an Applet ?

TCS,

9 25123

Can you call a private data from an inner class?

6 10098

Un-Answered Questions { Java J2EE }

What is sandbox in java?

902

how can u make the existing queue manager as an default queue manager?

873

What is the use of :: in java?

1008

What is the functionality of a jms message producer?

805

how do I create a runnable with inheritance? : Java thread

972

What is hibernate in j2ee?

302

What can I do when I get java.lang.outofmemoryerror because producers are faster than consumers? : BEA Weblogic

967

What is a byte string?

1090

how ITIL process occurs in weblogic?

1879

What is the major drawback of internal iteration over external iteration?

1017

What are externizable interface?

1053

What do you mean by singleton class in java?

899

What is the java reflection api? Why it’s so important to have?

970

Enlist the CallBack methods of Session Bean?

1037

Can we make a constructor final?

1011

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