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      Question

      Which of the following real-world applications commonly

      uses a queue data structure to manage its operations?
      A Reversing a string. Correct Answer Incorrect Answer
      B Checking for balanced parentheses in an expression. Correct Answer Incorrect Answer
      C Managing incoming requests to a web server for load balancing. Correct Answer Incorrect Answer
      D Implementing recursion. Correct Answer Incorrect Answer
      E Storing function call frames. Correct Answer Incorrect Answer

      Solution

      Queues follow the First-In, First-Out (FIFO) principle. Load balancers often use queues to distribute incoming requests to available servers in the order they arrive, ensuring fairness and preventing overload.

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