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    • Question

      Which data structure is most commonly used to

      efficiently implement a priority queue?
      A Array Correct Answer Incorrect Answer
      B Linked List Correct Answer Incorrect Answer
      C Stack Correct Answer Incorrect Answer
      D Heap Correct Answer Incorrect Answer
      E Binary Search Tree Correct Answer Incorrect Answer

      Solution

      Heaps (specifically binary heaps) are the most common and efficient data structure for implementing priority queues, allowing O(log n) time complexity for insertion and deletion of elements.

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