Java J2EE Interview Questions
Questions Answers Views Company eMail

How to convert string to char and vice versa?

492

Write a method to check if input string is palindrome?

561

How can we make string upper case or lower case?

579

How to compare two strings in java program?

651

What is the major drawback of internal iteration over external iteration?

557

Why string is immutable or final in java

584

What is internal iteration in java se 8?

602

What is thread pool? How can we create thread pool in java?

598

Why string is popular hashmap key in java?

1 1797

how to create daemon thread in java?

579

Write a program to print all permutations of string?

660

Why char array is preferred over string for storing password?

565

Can we use string in switch case in java?

548

How can we achieve thread safety in java?

653

What is string in java? String is a data type?

552


Un-Answered Questions { Java J2EE }

Does sprintf allocate memory?

563


What is different between session and sessionfactory in hibernate? (Detailed answer)

132


Is java part of oracle?

463


What is the benefit of hibernate criteria api?

164


Is static a keyword in java?

506






What is asynchronous messaging in jms?

446


Difference between final and effectively final ?

608


What is thin driver in jdbc?

494


What are the different types of inheritance in hibernate?

171


will there be any problem in installing the application server on a target platform where it has been done before?

491


What are the ways by which configuration metadata can be provided to the spring container?

252


Explain about message selector?

507


What are the ways in which weblogic servers can run on multiple machines?

499


What do you mean by action errors and what are the results they force?

546


What is hibernate tool?

161