What is the complexity of selection sort?
What is the complexity of selection sort?
What is the height of a binary tree?
What does stack top do?
Define root?
How many parts are there in a declaration statement?
What is the advantage of the heap over a stack?
Why null is not allowed in treemap?
Who invented merge sort?
How do you find the height of a binary tree?
If we add enum constants to a sorted collection ( treemap , treeset ), what will be the order in which they will be maintained?
Differentiate between iterable and iterator.
Define linked lists?