Is hashmap faster than arraylist?


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What is the main advantage of a linked list?

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Is hashset thread safe?

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Is heap sort adaptive?

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ple.. briefly describe the purpose of having a base case and a recursive case in a recursive algorithm

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Define non linear data structure.

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What is the difference between array and list?

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How to pass in data structure exam?

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What are the collision resolution methods?

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What are the types of array operations?

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Suppose in an integer array, there is 1 to 100 number, out of one is duplicate, how to find?

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Which is better bubble sort or selection sort?

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Write the disadvantages of separate chaining?

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