\ developer is designing a serverless application for a game in which users register and log in through a web browser. The application makes requests on behalf of users to a set of AWS Lambda functions that un behind an Amazon API Gateway HTTP API.
rhe developer needs to implement a solution to register and log in users on the application's sign-in page. The solution must minimize operational overhead and must minimize ongoing management of user identities.
Which solution will meet these requirements?
A company is developing a microservice that will manage customer account data in an Amazon DynamoDB table. Insert, update, and delete requests will be rare. Read traffic will be heavy. The company must have the ability to access customer data quickly by using a customer ID. The microservice can tolerate stale data.
Which solution will meet these requirements with the FEWEST possible read capacity units (RCUs)?
A developer is working on a Python application that runs on Amazon EC2 instances. The developer wants to enable tracing of application requests to debug performance issues in the code.
Which combination of actions should the developer take to achieve this goal? (Select TWO.)
A developer has an Amazon DynamoDB table that must be in provisioned mode to comply with user requirements. The application needs to support the following:
• Average item size: 10 KB
• Item reads each second: 10 strongly consistent
• Item writes each second: 2 transactional
Which read and write capacity cost-effectively meets these requirements?
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