Tip 2 Cloud

A company is having issues with a newly deployed serverless infrastructure that uses Amazon API Gateway, Amazon Lambda, and Amazon DynamoDB.In a steady state, the application performs as expected.However, during peak load, tens of thousands of simultaneous invocations are needed and user requests fail multiple times before succeeding.The company has checked the logs for each component, focusing specifically on Amazon CloudWatch Logs for Lambda.There are no errors logged by the services or applications.What might cause this problem?Read More →

A company has five development teams that have each created five AWS accounts to develop and host applications.To track spending, the development teams log in to each account every month, record the current cost from the AWS Billing and Cost Management console, and provide the information to the company’s finance team.The company has strict compliance requirements and needs to ensure that resources are created only in AWS Regions in the United States.However, some resources have been created in other Regions.A solutions architect needs to implement a solution that gives the finance team the ability to track and consolidate expenditures for all the accounts.The solution also must ensure that the company can create resources only in Regions in the United States.Which combination of steps will meet these requirements in the MOST operationally efficient way? (Choose three.)Read More →

During a security audit of a Service team’s application, a Solutions Architect discovers that a username and password for an Amazon RDS database and a set ofAWS IAM user credentials can be viewed in the AWS Lambda function code.The Lambda function uses the username and password to run queries on the database, and it uses the IAM credentials to call AWS services in a separate management account.The Solutions Architect is concerned that the credentials could grant inappropriate access to anyone who can view the Lambda code.The management account and the Service team’s account are in separate AWS Organizations organizational units (OUs).Which combination of changes should the Solutions Architect make to improve the solution’s security? (Choose two.)Read More →