What is data structure and why it is important?


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More Data Structures Interview Questions

Differentiate between hashset and hashmap.

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Can treemap have duplicate values?

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Is null a binary search tree?

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What is comparable interface?

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Name few classes that implement collection interface?

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Explain in brief a linked list.

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What are the different types of linked list?

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How would you use qsort() function to sort the name stored in an array of pointers to string?

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What are the tasks performed during preorder traversal?

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How would you implement two stacks using a single array?

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How do you clear a stack?

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What is sorting and classifying?

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