Developer Associate (Page 56)

A company has an AWS Lambda function that processes incoming requests from an Amazon API Gateway API.The API calls the Lambda function by using a Lambda alias.A developer updated the Lambda function code to handle more details related to the incoming requests.The developer wants to deploy the new Lambda function for more testing by other developers with no impact to customers that use the API.Which solution will meet these requirements with the LEAST operational overhead?Read More →

When a Developer tries to run an AWS CodeBuild project, it raises an error because the length of all environment variables exceeds the limit for the combined maximum of characters.What is the recommended solution?Read More →

A developer has designed an application to store incoming data as JSON files in Amazon S3 objects.Custom business logic in an AWS Lambda function then transforms the objects, and the Lambda function loads the data into an Amazon DynamoDB table.Recently, the workload has experienced sudden and significant changes in traffic.The flow of data to the DynamoDB table is becoming throttled.The developer needs to implement a solution to eliminate the throttling and load the data into the DynamoDB table more consistently.Which solution will meet these requirements?Read More →

A company is providing services to many downstream consumers.Each consumer may connect to one or more services.This has resulted in a complex architecture that is difficult to manage and does not scale well.The company needs a single interface to manage these services to consumers.Which AWS service should be used to refactor this architecture?Read More →

A developer is creating an application.New users of the application must be able to create an account and register by using their own social media accounts.Which AWS service or resource should the developer use to meet these requirements?Read More →

A company experienced partial downtime during the last deployment of a new application.AWS Elastic Beanstalk split the environment’s Amazon EC2 instances into batches and deployed a new version one batch at a time after taking them out of service.Therefore, full capacity was not maintained during deployment.The developer plans to release a new version of the application, and is looking for a policy that will maintain full capacity and minimize the impact of the failed deployment.Which deployment policy should the developer use?Read More →

A developer needs to manage AWS infrastructure as code and must be able to deploy multiple identical copies of the infrastructure, stage changes, and revert to previous versions.Which approach addresses these requirements?Read More →

A developer is creating a solution to track an account’s Amazon S3 buckets over time.The developer has created an AWS Lambda function that will run on a schedule.The function will list the account’s S3 buckets and will store the list in an Amazon DynamoDB table.The developer receives a permissions error when the developer runs the function with the AWSLambdaBasicExecutionRole AWS managed policy.Which combination of permissions should the developer use to resolve this error? (Choose two.)Read More →

A company uses Amazon DynamoDB as a data store for its order management system.The company frontend application stores orders in a DynamoDB table.The DynamoDB table is configured to send change events to a DynamoDB stream.The company uses an AWS Lambda function to log and process the incoming orders based on data from the DynamoDB stream.An operational review reveals that the order quantity of incoming orders is sometimes set to 0.A developer needs to create a dashboard that will show how many unique customers this problem affects each day.What should the developer do to implement the dashboard?Read More →

A company hosts a three-tier web application on AWS behind an Amazon CloudFront distribution.A developer wants a dashboard to monitor error rates and anomalies of the CloudFront distribution with the shortest possible refresh interval.Which combination of slops should the developer take to meet these requirements? (Choose two.)Read More →