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

Difference between DurableSubscription and non- DurableSubscription?

2195

Explain the stub's and skeleton's functionality?

7 12129

What is the main functionality of RRL(Remote Reference Layer)?

3 17521

To identify IDL language what mapping mechanism is used?

3941

Name the method to find, if a thread is active or not?

2 7508

Explain the purposes of methods wait(), notify(), notifyAll ()?

2 5497

What is the return type of interrupt method?

2 6377

What is TL and its use?

2470

What is thread deadlock? How to resolve thread deadlock?

3 8374

To make an object to begin executing as a separate thread, what method is used?

2 4565

What method MUST be implemented by all threads?

1 8093

When a thread terminates its processing, it enters into what state?

1 8931

What is the name of the state, when a thread is executing?

4 7278

How messaging services are done, before release of JMS?

2136

What state a thread enters, When it blocks on I/O?

2 5000

Un-Answered Questions { Java J2EE }

What is parsing in grammar?

1040

What is the difference between get and load in hibernate?

426

What are the files generated after using IDL to java compiler?

1146

Is Struts Framework part of J2EE?

1026

What do you understand by access specifiers in Java?

1010

How many types of jdbc drivers are available?

932

How does concurrency work for message-driven beans? : BEA Weblogic

978

What exactly is spring boot? : Spring Boot

455

How does spring dependency injection work?

414

What are java packages? What is the significance of packages?

1009

What is an algorithm in java collection framework? : java collections

1052

How many packages are available in jdbc api?

959

What is the difference between an interface and an abstract class?

1000

Explain about inventory table?

847

What is difference between equal and == in java?

952

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