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 synchronization? : Java thread

1019

what are the high-level thread states? : Java thread

1009

how to create multithreaded program? Explain different ways of using thread? : Java thread

981

how to create multithreaded program? Explain different ways of using thread? When a thread is created and started, what is its initial state? : Java thread

1001

what is the volatile modifier for? : Java thread

995

why are there separate wait and sleep methods? : Java thread

1024

how would you implement a thread pool? : Java thread

911

can I implement my own start() method? : Java thread

991

what is the swingutilities.invokelater(runnable) method for? : Java thread

1040

what is mutual exclusion? How can you take care of mutual exclusion using java threads? : Java thread

1118

what is the difference between process and thread? : Java thread

991

can java object be locked down for exclusive use by a given thread? : Java thread

1098

a thread is runnable, how does that work? : Java thread

1009

what are the states associated in the thread? : Java thread

1046

how does the run() method in runnable work? : Java thread

920

Un-Answered Questions { Java J2EE }

Differentiate between singleton and prototype bean?

441

Can we declare a class as static?

1096

difference between rad and ordinary deployment?

958

What are the key benefits of the ejb technology?

1045

Explain the difference between hashmap and hashtable in java?

943

Why do we use variables?

989

What is a topic?

885

Can we have multiple classes in single file ?

1066

Which jdbc driver type s is are the jdbc odbc bridge?

878

What is oem odm?

412

What is the difference between the paint() and repaint() methods in java programming?

1187

In how many ways, objects can be fetched from database in hibernate?

366

Mention the difference between durable and non-durable subscription?

808

What does hibernate orm do?

390

How java uses the string and stringbuffer classes?

1070

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