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 connection pooling with example?

Amdocs,

3 11044

what is the use of bean managed and container managed with example?

EDS,

1972

if jms system throwing some exception what to do that? means how to handle the exceptions in jms?

4 10307

what is difference between type 4 driver and type 1 driver?

CMC, CTS, IBM, JK Technosoft, Napier Healthcare,

2 13456

what is difference between prepare stetement and callable starement with example?

CMC,

1 5334

what is the use of abstract class and interface with example?

Cycore, DNS, Technoram,

2 14611

what is overloading and overriding with example?

CMC,

2 16500

C and C++ has constructors and distructors, why does Java does not have distructors?

T3 Softwares,

1 4683

How is Garbage collection done in Java?

T3 Softwares,

3 9467

Difference between overloading and Overriding. (also asked in PA Consultancy Group,iflex,Value chain,IBM,CTS,Accenture, Tarang>

Accenture, CTS, Extensio, IBM, iFlex, PA Consulting, Symphony, Tarang,

12 31467

where is .equals() method and how is it different from == operation Is hashing related to these?

iFlex,

4 7987

explain System.out.println()

CTS,

12 20013

Setting Up WebLogic Server for HTTP Tunneling

1 33949

Which parser is used in Struts to parse the Structconfig.xml file.

iFlex,

21 33535

what is wrapper class and its uses?

2 7005

Un-Answered Questions { Java J2EE }

What do you understand by auto wiring and name the different modes of it?

405

What is difference between flush and commit in hibernate?

413

What are the types of enterprise bean?

990

What is the flow of spring mvc?

439

What is the importance of hibernate mapping file?

437

what is an execution group?

947

How to integrate java server faces (jsf) with spring?

421

How many Action classes have been used in your project? Differences between struts 1.1 and 1.3?

2965

What is command line used for?

1093

What are different types of ResultSet?

1062

Can we learn spring boot without knowing spring? : Spring Boot

391

What do you mean by dao in spring?

414

How do stubs work in a weblogic server cluster? : BEA Weblogic

1021

What is flag in python?

1031

What is @profile annotation in spring?

413

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