What is time complexity of hashmap?


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More Data Structures Interview Questions

What is a map in programming?

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Which one is faster? A binary search of an orderd set of elements in an array or a sequential search of the elements.

22 Answers   Syntel, TCS,


What is the structure of an array?

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Differentiate between arraylist and linkedlist.

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Which is faster hashmap or treemap?

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What do you mean by union-by-weight?

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What is internal and external sorting?

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The element being searched for is not found in an array of 100 elements. What is the average number of comparisons needed in a sequential search to determine that the element is not there, if the elements are completely unordered?

11 Answers   Morgan Stanley, Wipro,


List the applications of stacks?

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Is quicksort greedy algorithm?

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What are the four types of variables?

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What is difference between stack and queue?

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