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

why are using HttpServlet in realtime projects and why are not using Genericservlet

2 9333

what is the difference between servlets and struts?

3 30696

why are extending GenericServlet and why are extending HttpServlet explain?

7 12868

what is the difference between doGet() and doPost()?

TCS,

6 15475

why are using type4 driver in realtime projects?

4 9105

In struts how to use regurlar formbeans using validation framework explain?

TCS,

1 4315

in struts how to use hibernate with struts>

Infosys,

2224

in struts without integrate hibernate how to use directly explain?

HCL,

1 3907

Write a java program to find out the sum of harmonic series : 1 + ½ + 1/3 + ……… up to nth term , for any value of n.

2 15592

Static Variable can referred in non-static method?

3 5526

when we create singleton design then we create private constructtor..so how JVM take private constructor to make object..but it's private..

Ness Technologies,

1 5697

lll

1 3357

why we use struts in our web application , means what was drawbacks of servlet ...pls answer

IBM,

1 5799

what is use of assert keyword in java..?

1 8012

what are configuration classes in weblogic

Motorola,

2 8735

Un-Answered Questions { Java J2EE }

Which one is faster jdbc or hibernate?

363

What are the tags that are importantly used in hibernate configuration file?

398

how to one war file class to another war file class?

2077

Why java is secure? Explain.

1046

How many types of autowiring are there in spring?

536

What is difference between equal and == in java?

960

What is meant by aop in spring?

429

Is spring a container?

412

When deploying a resource adapter (.rar) to weblogic server, are its classes placed in the weblogic classpath? : BEA Weblogic

985

What is the similarity between dynamic binding and linking?

1122

What are spring mvc annotations?

390

What is a variable declaration?

981

What do you understand by connector? Explain connector architecture.

912

What do you mean by named – sql query?

404

What is fetch in hibernate?

555

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