Java J2EE Interview Questions
Questions Answers Views Company eMail

How to display arraylist values in java?

479

Can we call thread start () twice?

507

How do I stop concurrentmodificationexception?

502

Is set sorted in java?

508

Can a set contain duplicates?

510

How does map works in java?

503

Why array is used in java?

505

Can we increase size of array?

557

What is tostring () method?

534

Is ++ operator is thread safe in java?

509

Is linkedlist thread safe in java?

548

Why map is used in java?

563

Why arraylist is used in java?

537

How to change value in arraylist java?

487

How is hashcode calculated in java?

490


Un-Answered Questions { Java J2EE }

How many types of equations are there?

530


What are the different types of extension interface that is present in hibernate?

158


What is cascadetype in hibernate annotations?

173


Why is stringbuffer faster than string?

480


where are the backup files are present after creating the queue manager?

426






What is architecture neutral in java?

469


Explain what access modifiers can be used for methods?

555


What is an entity manager?

517


What is the difference between model and modelmap in spring?

172


Define orm and its working in j2ee?

528


Explain about automatic type conversion in java?

555


What do you mean by mime type?

542


Highest level event class of the event-delegation model?

3488


Why main() method is public, static and void in java ?

586


How do edit/modify the property/configuration files?

432