What is the difference between collections class vs collections interface?


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More Data Structures Interview Questions

Are linked lists considered linear or non-linear data structure?

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What do u mean by array?

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What will happen if an array goes out of bounds?

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How do you assign an address to an element of a pointer array ?

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What is difference between hashmap and arraylist?

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How do you separate zeros from non-zeros in an array?

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How do you define a set?

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How can avl tree be useful in all the operations as compared to binary search tree?

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If I try to add enum constants to a treeset, what sorting order will it use?

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What is the order of b tree?

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What are common data structures?

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Why we use arraylist instead of linked list?

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