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 are the databases that are available to be used with the web logic j2ee connector architecture?

981

What is the purpose of stub in web-logic server cluster?

949

What is the function of managedconnection.addconnectioneventlistener() in web logic server?

974

What is the purpose of using multipools in web logic server?

1045

What are the transaction isolation levels supported by weblogic jdriver?

942

What are the steps required to setup the oracle instance for os authentication?

1094

What is the meaning of classformaterrors used with the applet?

972

What are the ways in which the dns request of failed servers handled?

988

How can os authentication be connected with weblogic jdriver for oracle and connection pools?

999

Write a program to call the store procedure of oracle that takes no parameter?

991

What are the steps required to modify config.xml file of web logic server?

897

What can happen when stub can’t to connect to web-logic server instances?

955

What are the steps involved in configuring the jms?

946

What is the procedure to configure jms security?

880

How can third-party jdbc driver be used with jms?

847

Un-Answered Questions { Java J2EE }

Explain about automatic type conversion in java?

1054

How can we use primitive data types as objects?

964

What is a stage deployment?

1132

What is java gui?

889

Does hibernate work with nosql?

348

Considering notepad/ie or any other thing as process, what will happen if you start notepad or ie 3 times? Where 3 processes are started or 3 threads are started?

1159

Explain the architechure of a servlet?

1127

Why dependency injection is required?

390

What is bytecode verifier?

950

How do generics work in java?

1043

How java enabled high performance?

1065

What is the relationship difference the canvas class and the graphics class?

1066

Can you explain custom tag?

983

Explain how will the struts know which action class to call when you submit a form?

968

What do you understand by the term wrapper classes?

1014

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