Developer Associate (Page 35)

A developer is running an application on an Amazon EC2 instance.When the application tries to read an Amazon S3 bucket, the application fails.The developer notices that the associated IAM role is missing the S3 read permission.The developer needs to give the application the ability to read the S3 bucket.Which solution will meet this requirement with the LEAST application disruption?Read More →

A company is creating a continuous integration and continuous delivery (CI/CD) process by using AWS CodePipeline for its application on AWS.The CI/CD process will pull code from an AWS CodeCommit repository, create the application infrastructure by using AWS CloudFormation, deploy the frontend code to an Amazon S3 bucket that is configured for static website hosting, and deploy the application backend on an Amazon Elastic Container Service (Amazon ECS) cluster.A developer needs to create a new CodePipeline stage that creates the application infrastructure.Which solution will meet these requirements with the LEAST operational overhead?Read More →

A developer built an application by using multiple AWS Lambda functions.The Lambda functions must access dynamic configuration data at runtime.The data is maintained as a 6 KB JSON document in AWS AppConfig.The configuration data needs to be updated without requiring the redeployment of the application.The developer needs a solution that will give the Lambda functions access to the dynamic configuration data.What should the developer do to meet these requirements with the LEAST development effort?Read More →

A developer compiles an AWS Lambda function and packages the result as a .zip file.The developer uses the Functions page on the Lambda console to attempt to upload the local packaged .zip file.When pushing the package to Lambda, the console returns the following error:An error occurred (RequestEntityTooLargeException) when calling the UpdateFunctionCode operationWhich solutions can the developer use to publish the code? (Choose two.)Read More →

A company had an Amazon RDS for MySQL DB instance that was named mysql-db.The DB instance was deleted within the past 90 days.A developer needs to find which IAM user or role deleted the DB instance in the AWS environment.Which solution will provide this information?Read More →

A company has an application that provides blog hosting services to its customers.The application includes an Amazon DynamoDB table with a primary key.The primary key consists of the customers’ UserName as a partition key and the NumberOfBlogs as a sort key.The application stores the TotalReactionsOnBlogs as an attribute on the same DynamoDB table.A developer needs to implement an operation to retrieve the top 10 customers based on the greatest number of reactions on their blogs.This operation must not consume the DynamoDB table’s existing read capacity.What should the developer do to meet these requirements in the MOST operationally efficient manner?Read More →

A developer is building a serverless application that connects to an Amazon Aurora PostgreSQL database.The serverless application consists of hundreds of AWS Lambda functions.During every Lambda function scale out, a new database connection is made that increases database resource consumption.The developer needs to decrease the number of connections made to the database.The solution must not impact the scalability of the Lambda functions.Which solution will meet these requirements?Read More →

A developer wants to reduce risk when deploying a new version of an existing AWS Lambda function.To test the Lambda function, the developer needs to split the traffic between the existing version and the new version of the Lambda function.Which solution will meet these requirements?Read More →

A developer must provide an API key to an AWS Lambda function to authenticate with a third-party system.The Lambda function will run on a schedule.The developer needs to ensure that the API key remains encrypted at rest.Which solution will meet these requirements?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 →