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

There are two classes named classa and classb. Both classes are in the same package. Can a private member of classa can be accessed by an object of classb?

1492

What is the base class in java from which all classes are derived?

979

Can we declare a class as abstract without having any abstract method?

1001

Which of the following classes will have more memory allocated?

1017

Does importing a package imports its sub-packages as well in java?

972

How objects of a class are created if no constructor is defined in the class?

1072

Give an example of use of pointers in java class.

1031

I want to persist data of objects for later use. What is the best approach to do so?

1066

What is the purpose of static methods and static variables?

1071

What are java packages?

1034

What are the performance implications of interfaces over abstract classes?

1 3666

How can you generate random numbers in java?

1049

When a lot of changes are required in data, which one should be a preference to be used? String or stringbuffer?

1240

How can an exception be thrown manually by a programmer?

1003

How we can execute any code even before main method?

1141

Un-Answered Questions { Java J2EE }

What is backdrop?

1069

What is crudrepository?

449

What is the major difference between linkedlist and arraylist?

1043

What are the orm level?

418

Is null a string in java?

1079

How would you relate spring mvc framework to mvc architecture?

399

What is difference between module and function?

1183

What is private protected in java?

1052

What is difference between jdbc and odbc?

1014

How many bean scopes are supported by spring?

499

What is void class in java?

977

what is the log target type for sending the logs to email, what is the field name that has to be given a value for subject representation of an email?

906

What is tight and loose coupling?

402

What do you understand by jdbc datasource?

1027

What are loops in java? What are three types of loops?

1033

For More Un-Answered { Java J2EE } Questions Click Here