What differences exist between hashmap and hashtable?


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More Data Structures Interview Questions

Differentiate between an array and an arraylist.

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What is a string array?

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What is data structure? Explain.

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What is the average number of comparisons needed in a sequential search to determine the position of an element in an array of 100 elements, if the elements are ordered from largest to smallest?

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What do you mean by probing?

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What is the maximum total number of nodes in a tree that has N levels? Note that the root is level (zero)

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How do you increase the capacity of an arraylist?

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What is a minimum spanning tree?

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Which is better selection or bubble sort?

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Why is data structure used?

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What is tree and its properties?

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