Explain different states of a thread in java?
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How many types of array are there?
What about interrupt() method of thread class ?
What is difference between hashset and hashmap in java?
why java is platform independent?
What do you mean by platform independence?
Print Vertical traversal of a Binary Tree.
I have a Arraylist object, it has duplecate values also. Now question is i want delete duplecate data in that objet with out using Set?
What do you mean by pointer value and address?
What is the difference between superclass and subclass?
What happens if main method is not static?
What is the arguement of main method?
Why we use set in java?