Why is hashmap faster?
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What is sequential search? What is the average number of comparisons in a sequential search?
Differentiate between queue and deque.
Why you need a data structure?
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 are the 4 types of data?
What is data structure explain in detail?
What type of variable is age?
Model a data structure for a DFA that takes an event as parameter and performs a desired action.
What are the types of bulleted list?
In an avl tree, at explain what condition the balancing is to be done?
Which is the parent class of abstractqueue class?
What is heap with example?