What is the difference between collections class vs collections interface?


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More Data Structures Interview Questions

Is priority queue sorted?

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Can we declare array size as a negative number?

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where do you use double linked list?

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Is quicksort a stable sorting algorithm?

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What method removes the value from the top of a stack?

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What is the difference between array and list?

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What do you mean by separate chaining?

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How do you clear a stack?

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Write the postfix form of the expression: (a + b) * (c - d)

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Which sorting algorithm uses minimum number of swaps?

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Why is quicksort unstable?

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How to reverse a singly linked list?

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