Developer Associate (Page 39)

An organization is using Amazon CloudFront to ensure that its users experience low-latency access to its web application.The organization has identified a need to encrypt all traffic between users and CloudFront, and all traffic between CloudFront and the web application.How can these requirements be met? (Choose two.)Read More →

An application is using Amazon DynamoDB as its data store, and should be able to read 100 items per second as strongly consistent reads.Each item is 5 KB in size.To what value should the table’s provisioned read throughput be set?Read More →

A developer is building an application that uses AWS API Gateway APIs, AWS Lambda functions, and AWS DynamoDB tables.The developer uses the AWS Serverless Application Model (AWS SAM) to build and run serverless applications on AWS.Each time the developer pushes changes for only to the Lambda functions, all the artifacts in the application are rebuilt.The developer wants to implement AWS SAM Accelerate by running a command to only redeploy the Lambda functions that have changed.Which command will meet these requirements?Read More →

A company has a website that displays a daily newsletter.When a user visits the website, an AWS Lambda function processes the browser’s request and queries the company’s on-premises database to obtain the current newsletter.The newsletters are stored in English.The Lambda function uses the Amazon TranslateTranslateText API operation to translate the newsletters, and the translation is displayed to the user.Due to an increase in popularity, the website’s response time has slowed.The database is overloaded.The company cannot change the database and needs a solution that improves the response time of the Lambda function.Which solution meets these requirements?Read More →

A company’s website runs on an Amazon EC2 instance and uses Auto Scaling to scale the environment during peak times.Website users across the world are experiencing high latency due to static content on the EC2 instance, even during non-peak hours.Which combination of steps will resolve the latency issue? (Choose two.)Read More →

A developer is setting up the deployment of application stacks to new test environments by using the AWS Cloud Development Kit (AWS CDK).The application contains the code for several AWS Lambda functions that will be deployed as assets.Each Lambda function is defined by using the AWS CDK Lambda construct library.The developer has already successfully deployed the application stacks to the alpha environment in the first account by using the AWS CDK CLI’s cdk deploy command.The developer is preparing to deploy to the beta environment in a second account for the first time.The developer makes no significant changes to the CDK code between deployments, but the initial deployment in the second account is unsuccessful and returns a NoSuchBucket error.Which command should the developer run before redeployment to resolve this error?Read More →

An online food company provides an Amazon API Gateway HTTP API to receive orders for partners.The API is integrated with an AWS Lambda function.The Lambda function stores the orders in an Amazon DynamoDB table.The company expects to onboard additional partners.Some of the partners require additional Lambda functions to receive orders.The company has created an Amazon S3 bucket.The company needs to store all orders and updates in the S3 bucket for future analysis.How can the developer ensure that all orders and updates are stored to Amazon S3 with the LEAST development effort?Read More →

A company has hundreds of AWS Lambda functions that the company’s QA team needs to test by using the Lambda function URLs.A developer needs to configure the authentication of the Lambda functions to allow access so that the QA IAM group can invoke the Lambda functions by using the public URLs.Which solution will meet these requirements?Read More →

A developer wants to add request validation to a production environment Amazon API Gateway API.The developer needs to test the changes before the API is deployed to the production environment.For the test, the developer will send test requests to the API through a testing tool.Which solution will meet these requirements with the LEAST operational overhead?Read More →

A serverless application is using AWS Step Functions to process data and save it to a database.The application needs to validate some data with an external service before saving the data.The application will call the external service from an AWS Lambda function, and the external service will take a few hours to validate the data.The external service will respond to a webhook when the validation is complete.A developer needs to pause the Step Functions workflow and wait for the response from the external service.What should the developer do to meet this requirement?Read More →