What is entryset in hashmap?
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What does arraylist remove do?
Define linear data structures?
In what data structures are pointers applied?
What is meant by heap sort?
Explain binary searching and Fibinocci search?
Why do we use insertion sort?
an array of size N in which every number is between 1 and N, determine if there are any duplicates in it. You are allowed to destroy the array if you like. [ I ended up giving about 4 or 5 different solutions for this, each supposedly better than the others ].
What is range search?
What is the family trees and connection by clause?
How do you define a set?
What is bubble sort in data structure?
Provide an algorithm to reverse a linked list without using recursion.