What is difference between hashmap and map?


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More Data Structures Interview Questions

What is quick sort?

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Is binary tree balanced?

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Define primary data structures?

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What is a treemap used for?

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By Which algorithm, the 8 queens problem is solved?

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how to display Singly Linked List from First to Last?

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What are the disadvantages of using collection classes over arrays?

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Now you are given an array of a characters (both ASCII and Kanji) and, an index into the array. The index points to the start of some character. Now you need to write a function to do a backspace (i.e. delete the character before the given index).

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Does hashmap allow null keys?

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State the properties of b tree.

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Does arraylist extend list?

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What are the 4 types of data?

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