If a CloudFront edge location does not have the requested object cached, what is the immediate action CloudFront takes?

medium📝 service behavior Q5 of 15

AWS - Cloud Computing Fundamentals

ACloudFront serves a stale cached version from another edge location

BCloudFront returns a 404 error to the user

CCloudFront redirects the user to the origin server directly

DCloudFront retrieves the object from the origin server and caches it at the edge location

Step-by-Step Solution

Solution:

Step 1: Cache miss scenario
If the requested content is not cached at the edge, CloudFront must fetch it.
Step 2: Fetch from origin
CloudFront retrieves the object from the origin server and caches it for future requests.
Final Answer:
CloudFront retrieves the object from the origin server and caches it at the edge location -> Option D
Quick Check:
Cache miss triggers origin fetch and caching [OK]

Quick Trick: Cache miss causes origin fetch and caching [OK]

Common Mistakes:

MISTAKES

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