A company is hosting a high-traffic static website on Amazon S3 with an Amazon CloudFront distribution that has a default TTL of 0 seconds. The company wants to implement caching to improve performance for the website. However, the company also wants to ensure that stale content is not served for more than a few minutes after a deployment.
Which combination of caching methods should a solutions architect implement to meet these requirements? (Choose two.)

A. Set the CloudFront default TTL to 2 minutes.

B. Set a default TTL of 2 minutes on the S3 bucket.

C. Add a Cache-Control private directive to the objects in Amazon S3.

D. Create an AWS Lambda@Edge function to add an Expires header to HTTP responses. Configure the function to run on viewer response.

E. Add a Cache-Control max-age directive of 24 hours to the objects in Amazon S3. On deployment, create a CloudFront invalidation to clear any changed files from edge caches.






 

Suggested Answer: AE

Community Answer: AE




This question is in SAA-C03 exam 
For getting AWS Certified Solutions Architect Associate Certificate


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