AWS Certified Developer Associate Practice Test 3

Correct answer - "Cognito User Pools" : A user pool is a user directory in Amazon Cognito. With a user pool, your users can sign in to your web or mobile app through Amazon Cognito. Your users can also sign in through social identity providers like Facebook or Amazon, and through SAML identity providers

"IAM permissions with sigv4" - We cannot possibly create an IAM user for every visitor of the site, so this is where social identity providers come in to help"Lambda Authorizer" - This is a good option as well that helps access to API Gateway but Cognito is a better option in that it handles alot for you that you don't need to implement

"Lambda Authorizer" - This won't be a fully managed user management solution but it would allow you to check for access at the AWS API Gateway level

"API Gateway User Pools" - These do not exist

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