What is the difference between hashmap and arraylist?


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More Data Structures Interview Questions

Explain what are the types of collision resolution techniques and the methods used in each of the type?

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Q#1: An algorithm is made up of 2 modules M1 and M2.If order of M1 is F(n) and order of M2 is g (n) then what is the order of the algorithm. Q # 2 : How many binary trees are possible with 3 nodes? with 4 nodes?

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What is a vector element?

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Are duplicates allowed in hashmap?

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How to inverting a function in sort and searching?

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What is a matrix? Explain its uses with an example

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What are the advantages of data structure?

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Whether Linked List is linear or Non-linear data structure?

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What is a treemap chart?

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What is a spanning tree in data structure?

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When would you use a hashmap?

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What is difference between static and dynamic array?

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