Section 15: CloudFront & AWS Global Accelerator

Question 1

What is AWS CloudFront?
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Answer 1

• It is Content Delivery Network(CDN)
• Improves read performance because the content is cached at the edge.
• It gives you DDDos protection.

Question 2

What can CloudFront Origins be?
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Answer 2

• S3 buckets
• Custom Origin(Http)

Question 3

CloudFront vs S3 Cross Region Replication
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Answer 3

CloudFront:
- Global Edge network
- Files are cached for TTL
- Great for static content that must be available everywhere

S3 Cross Region Replication:
- Must setup for every region
- Files are updated in real time
- Read only
- Great for dynamic content

Question 4

AWS Global Accelerator vs CloudFront

Answer 4

• They both use the AWS global network and edge locations around the world.
• Both services integrate with AWS Shield for DDos protection
• CloudFront
  -> Improves performance for both cacheable content
  -> Dynamic content
  -> Content is served at the edge
• Gloval Accelerator
  -> Improves performance for a wide range of applications
  -> Proxing packets at the edge
  -> Good fit for non-Http use cases such as gaming(UDP), IoT(MQTT)