Which of the following is a benefit of using Auto Update Statistics Asynchronously?

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Prepare for the Microsoft Certified: Azure Database Administrator Associate (DP-300) exam with flashcards and multiple choice questions, complete with hints and explanations. Get exam-ready today!

The benefit of using Auto Update Statistics Asynchronously lies primarily in the reduced overhead during data modifications. When statistics are set to update asynchronously, this means that the update process for the statistics does not block the data modification operations. Consequently, the system can continue processing inserts, updates, and deletes without having to pause for the potentially time-consuming task of updating the statistics. This allows for improved performance during data operations, as modifications can occur without waiting for statistics to refresh, ensuring that applications maintain responsiveness even when dealing with high volumes of transactions.

In contrast, the option regarding immediate availability of updated statistics suggests a synchronous update, where the system might need to finish updating statistics before continuing with queries or modifications, which could lead to longer wait times. Increased query execution time is typically not a benefit but a detrimental effect; quick access to accurate statistics should ideally improve query performance. Lowering CPU usage doesn't accurately capture the purpose of asynchronous updates; rather, it focuses on minimizing performance disruption during high-volume data changes.

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