What is final int?
How can we make a class singleton?
Explain throw keyword in java?
Explain wait(), notify() and notifyall() methods of object class ?
Explain the private field modifier?
How do you add an element to a hashset in java?
What is off heap memory?
What is string manipulation?
What is sorting algorithm in java?
Which collection does not allow duplicates in java?
What are classloaders?
Write a method that will remove given character from the string?
How many arguments can be passed to main ()?