A Developer Created a Dashboard for an Application Using Amazon

question 45

Multiple Choice

A Developer created a dashboard for an application using Amazon API Gateway, Amazon S3, AWS Lambda, and Amazon RDS. The Developer needs an authentication mechanism allowing a user to sign in and view the dashboard. It must be accessible from mobile applications, desktops, and tablets, and must remember user preferences across platforms. Which AWS service should the Developer use to support this authentication scenario?

• A) AWS KMS
• B) Amazon Cognito
• C) AWS Directory Service
• D) Amazon IAM

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Definitions:

Current Account Deficit

A situation where a country's total imports of goods, services, and transfers exceed its total exports, indicating it is spending more on foreign trade than it is earning.

Exchange Rate

The value of one currency for the purpose of conversion to another, determining how much one currency is worth in terms of another.

Foreign Exchange Market

A global marketplace for trading national currencies against one another.