A Social Media Company Is Using Amazon Cognito in Order

question 28

Multiple Choice

A social media company is using Amazon Cognito in order to synchronize profiles across different mobile devices, to enable end users to have a seamless experience. Which of the following configurations can be used to silently notify users whenever an update is available on all other devices?

• A) Modify the user pool to include all the devices which keep them in sync.
• B) Use the SyncCallback interface to receive notifications on the application.
• C) Use an Amazon Cognito stream to analyze the data and push the notifications.
• D) Use the push synchronization feature with the appropriate IAM role.

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