Question 590
A website serves global viewers but the origin is regional and static images load slowly. Which explanation MOST accurately accounts for the requirement?
Explanation
Correct Answer
CloudFront caches eligible content at edge locations to reduce origin fetch distance. This principle explains why the suitable decision is: Use Amazon CloudFront as a content delivery network. The confirming observation would be: Remote clients demonstrate expected cache hits for the images. A useful continuing practice is: Tune TTLs and protect private or personalized content from incorrect caching.
Incorrect Answers
Direct Connect uses a dedicated physical connectivity path rather than an Internet-based VPN tunnel. In this question, however, cloudFront caches eligible content at edge locations to reduce origin fetch distance. The answer that meets the requirement is: CloudFront caches eligible content at edge locations to reduce origin fetch distance.
A public IP by itself does not replace the required VPC Internet routing path. In this question, however, cloudFront caches eligible content at edge locations to reduce origin fetch distance. The answer that meets the requirement is: CloudFront caches eligible content at edge locations to reduce origin fetch distance.
Network ACLs are stateless subnet controls, distinct from resource-level security groups. In this question, however, cloudFront caches eligible content at edge locations to reduce origin fetch distance. The answer that meets the requirement is: CloudFront caches eligible content at edge locations to reduce origin fetch distance.