Core Java Interview Questions
Questions Answers Views Company eMail

What are the loops in java?

512

How to use arraylist in java netbeans?

494

Why collection is called framework in java?

527

How to print an arraylist in java?

484

Why vector is used in java?

543

Why set do not allow duplicates in java?

565

Is vector synchronized in java?

540

Can set contain duplicates?

531

Can we create our own daemon thread?

523

Why stringbuilder is not thread safe in java?

555

Is string is a keyword in java?

536

Why are lists ordered in java?

530

How to split arraylist elements in java?

578

Why set is used in java?

557

How to access arraylist elements in java?

482


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Un-Answered Questions { Core Java }

What is java jit compilers?

552


Can a static class have a constructor java?

531


Can a class be defined inside an interface?

549


How do you add an element to a set in java?

491


Explain the importance of finally over return statement?

594






Is array a class?

506


Which class should you use to obtain design information about an object in java programming?

633


What is io stream in java?

506


Do you know why doesn't the java library use a randomized version of quicksort?

538


What is the use of inner class?

529


What is final keyword?

630


Explain public static void main(string args[]) in java.

518


What does .equals do in java?

520


Give few examples of final classes defined in Java API?

690


What is data member in java?

488