J2EE Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

J2EE Interview Questions

Questions Answers Views Company eMail

what is external varibles in jsp?

Verizon,

1 6675

how many external variables are there in jsp ?

1 6557

when i m calling java for web browser . so browser it's not support. show error in browser: internal error occur. java.lang.NoClassDefFoundError. will you give me solution why it's not starting browser.? is there any consult with .net framework2.0?

2013

what is the purpose and activity of SessionFactory in hibernate?

Cognizant, HCL, Oracle, PiServe Technologies,

13 56395

what is defect. Is it runtime exception or comiletime exception

L&T,

3 7451

How to achieve multiple inheretence in java.I need an example. how we achieve.

2 6923

Can u give me sample code for ServiceImpl and DaoImpl, in j2ee .

1 6140

Hi friends can you give me sample code for Entire j2ee web application with struts and hibernate.I mean code for Dao, DaoImpl, HibernateDao ,HibernateDaoImpl, Dto , service , ServiceImpl , i.e.

1 3965

Hi friends, can u explain Transparent Persistence in hibernate with sample code.

2 7517

In DAO we are writting sql queries , how it is possible with creating and closing database connections.

1930

can someone tell me how does preparedstatement works? its an interface and where is the implementation?

Satyam, TCS,

3 8491

Hi Friends. I want complete technical flow of j2ee project with following technologies. jsp , servlet , Struts , Hibernate , (should follow mvc-2 design pattern) . with DAO ,DTO SERVICE layers .

Infosys,

4807

Possible ways for debugging java ,javascript,jsp and servlet. Can we use System.out.println debugging java.

2 5644

Every field has setter and getter methods.what is happening in this methods.

2 5452

servlet has not any main method in it how does it work by JVM?

7 24213

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Un-Answered Questions { J2EE }

What every java developer should know?

950

What is front end technology in java?

981

Which server is best for java?

915

what is meant by proxy server

4876

What is layout manager in java?

887

How to invoke stored procedure in hibernate?

972

What is callback methods?

1045

What is a gui in java?

874

Is java a high level language?

1065

What are the main components of a class in java?

904

What is j2ee server?

1046

What is jetty in java?

995

What is empty tag?

921

Which software is used for java?

905

What are j2ee concepts?

941

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