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API Gateway Exam Tips

  • Remember what API Gateway is at a high level.
  • API Gateway has caching capabilities to increase performing
  • API Gateway is low cost and scales automatically
  • You can throttle API Gateway to prevent attacks
  • You can log results to CloudWatch
  • If you are using JavaScript/AJAX that uses multiple domains with API Gateway, ensure that you have enabled CORS on API Gateway
  • CORS is enforced by the client