What is difference between hashset and treeset?
Describe binary tree and its property.
Why is bubble sort stable?
what is AVL tree?
Why sorting is done?
What is meant by hashing?
What are the advantages of linked list over an array?
Define heap?
What’s the difference between enumeration and iterator interfaces?
an array t[100] which contains numbers between 1..99. Return the duplicated value. Try both O(n) and O(n-square).
Explain about circular linked list?
Which is the parent class of sortedset<e> class?
What is the complexity of adding an element to the heap?