Define ancestor and descendant ?
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what is hashing
Is quicksort a stable algorithm?
What is the minimum number of nodes that a binary tree can have?
Which sorting does collections sort use?
Why do we need linked list?
How can we delete the first node from the singly linked list?
What is rule regarding overriding equals and hascode method?
Define hashing?
Does treemap preserve order?
Give the example of validating the parenthesis of expression using stack.
What do you mean by balanced trees?
What is difference between stack and queue?