AWS Certified Advanced Networking Specialty Practice Exam

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Prepare for the AWS Certified Advanced Networking Specialty Exam with detailed flashcards and multiple-choice questions. Each question includes hints and explanations. Ace your exam with confidence!

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When a user requests content from Amazon CloudFront, what happens at the edge location before serving the content?

The content is directly retrieved from the cache
The edge location sends a request to the origin server
The user is redirected to another edge location
The content is logged for analytics purposes

The correct answer is: The edge location sends a request to the origin server

When a user requests content from Amazon CloudFront, the process at the edge location is designed to optimize content delivery. When the edge location receives the request, it first checks if the requested content is available in the cache. If the content is not cached, or if it has expired, the edge location sends a request to the origin server to retrieve the necessary content. This action ensures that users receive the most up-to-date content and enhances the overall performance of content delivery. This behavior is crucial in the CDN architecture, as it balances between using cached data for efficiency and ensuring that users receive accurate and current information. The edge location manages this cache intelligently, aiming to minimize latency and improve loading times for end-users wherever possible.