Developer Associate (Page 38)

A developer needs to create an application that supports Security Assertion Markup Language (SAML) and authentication with social media providers.It must also allow access to AWS services, such as Amazon DynamoDB.Which AWS service or feature will meet these requirements with the LEAST amount of additional coding?Read More →

A developer at a company needs to create a small application that makes the same API call once each day at a designated time.The company does not have infrastructure in the AWS Cloud yet, but the company wants to implement this functionality on AWS.Which solution meets these requirements in the MOST operationally efficient manner?Read More →

A company is running an application on AWS Elastic Beanstalk in a single-instance environment.The company’s deployments must avoid any downtime.Which deployment option will meet these requirements?Read More →

A company has an ecommerce application.To track product reviews, the company’s development team uses an Amazon DynamoDB table.Every record includes the following:• A Review ID, a 16-digit universally unique identifier (UUID)• A Product ID and User ID, 16-digit UUIDs that reference other tables• A Product Rating on a scale of 1-5• An optional comment from the userThe table partition key is the Review ID.The most performed query against the table is to find the 10 reviews with the highest rating for a given product.Which index will provide the FASTEST response for this query?Read More →

A distributed application includes an AWS Lambda function that runs successfully in the DEV environment with 128 MB of memory assigned.The same function is failing in the TEST environment.The developer is monitoring the application using AWS X-Ray, but the Lambda function cannot be seen on the X-Ray service graph.The Lambda execution role has AWS X-Ray permissions.What is the MOST LIKELY cause for AWS X-Ray not showing any data for the Lambda function?Read More →

A company needs to distribute firmware updates to its customers around the world.Which service will allow easy and secure control of the access to the downloads at the lowest cost?Read More →

A developer has created an AWS Lambda function to provide notification through Amazon Simple Notification Service (Amazon SNS) whenever a file is uploaded to Amazon S3 that is larger than 50 MB.The developer has deployed and tested the Lambda function by using the CLI.However, when the event notification is added to the S3 bucket and a 3,000 MB file is uploaded, the Lambda function does not launch.Which of the following is a possible reason for the Lambda function’s inability to launch?Read More →

A developer is testing an application that invokes an AWS Lambda function asynchronously.During the testing phase, the Lambda function fails to process after two retries.How can the developer troubleshoot the failure?Read More →

A company has a web application in an Amazon Elastic Container Service (Amazon ECS) cluster running hundreds of secure services in AWS Fargate containers.The services are in target groups routed by an Application Load Balancer (ALB).Application users log in to the website anonymously, but they must be authenticated using any OpenID Connect protocol-compatible identity provider (IdP) to access the secure services.Which authentication approach would meet these requirements with the LEAST amount of effort?Read More →

A company is migrating its PostgreSQL database into the AWS Cloud.The company wants to use a database that will secure and regularly rotate database credentials.The company wants a solution that does not require additional programming overhead.Which solution will meet these requirements?Read More →