Developer Associate (Page 59)

A developer is using an Amazon Kinesis Data Firehose delivery stream to store data in Amazon S3.Before storing the data in Amazon S3, the developer wants to enrich the data by combining the data with data from an Amazon DynamoDB table.How can the developer implement the data enrichment?Read More →

A company is planning to securely manage one-time fixed license keys in AWS.The company’s development team needs to access the license keys in automaton scripts that run in Amazon EC2 instances and in AWS CloudFormation stacks.Which solution will meet these requirements MOST cost-effectively?Read More →

A developer is writing a serverless application that requires an AWS Lambda function to be invoked every 10 minutes.What is an automated and serverless way to invoke the function?Read More →

A developer is building a web application that uses Amazon API Gateway to expose an AWS Lambda function to process requests from clients.During testing, the developer notices that the API Gateway times out even though the Lambda function finishes under the set time limit.Which of the following API Gateway metrics in Amazon CloudWatch can help the developer troubleshoot the issue? (Choose two.)Read More →

A developer has created a Java application that makes HTTP requests directly to AWS services.Application logging shows 5xx HTTP response codes that occur at irregular intervals.The errors are affecting users.How should the developer update the application to improve the application’s resiliency?Read More →

A development team wants to build a continuous integration/continuous delivery (CI/CD) pipeline.The team is using AWS CodePipeline to automate the code build and deployment.The team wants to store the program code to prepare for the CI/CD pipeline.Which AWS service should the team use to store the program code?Read More →

A developer is creating a serverless web application and maintains different branches of code.The developer wants to avoid updating the Amazon API Gateway target endpoint each time a new code push is performed.What solution would allow the developer to perform a code push efficiently, without the need to update the API Gateway?Read More →

A developer is designing an AWS Lambda function that creates temporary files that are less than 10 MB during invocation.The temporary files will be accessed and modified multiple times during invocation.The developer has no need to save or retrieve these files in the future.Where should the temporary files be stored?Read More →

A developer is deploying an application in the AWS Cloud by using AWS CloudFormation.The application will connect to an existing Amazon RDS database.The hostname of the RDS database is stored in AWS Systems Manager Parameter Store as a plaintext value.The developer needs to incorporate the database hostname into the CloudFormation template to initialize the application when the stack is created.How should the developer reference the parameter that contains the database hostname?Read More →

A developer is designing a serverless application with two AWS Lambda functions to process photos.One Lambda function stores objects in an Amazon S3 bucket and stores the associated metadata in an Amazon DynamoDB table.The other Lambda function fetches the objects from the S3 bucket by using the metadata from the DynamoDB table.Both Lambda functions use the same Python library to perform complex computations and are approaching the quota for the maximum size of zipped deployment packages.What should the developer do to reduce the size of the Lambda deployment packages with the LEAST operational overhead?Read More →