Developer Associate (Page 52)

The developer is creating a web application that collects highly regulated and confidential user data through a POST request.The web application is served through Amazon CloudFront.User names and phone numbers must be encrypted at the edge and must remain encrypted throughout the entire application stack.What is the MOST secure way to meet these requirements?Read More →

A developer needs approval from a product owner before the developer can deploy code for an application to production.The developer uses AWS CodePipeline to deploy the application.The developer configures an Amazon Simple Notification Service (Amazon SNS) topic to send notifications to the product owner.Which solution is the MOST operationally efficient way for the developer to receive approval from the product owner?Read More →

An application uploads photos to an Amazon S3 bucket.Each photo that is uploaded to the S3 bucket must be resized to a thumbnail image by the application.Each thumbnail image is uploaded with a new name in the same S3 bucket.Which AWS service can a developer configure to directly process each single S3 event for each S3 object upload?Read More →

A developer is preparing to begin development of a new version of an application.The previous version of the application is deployed in a production environment.The developer needs to deploy fixes and updates to the current version during the development of the new version of the application.The code for the new version of the application is stored in AWS CodeCommit.Which solution will meet these requirements?Read More →

A company is running a Docker application on Amazon ECS.The application must scale based on user load in the last 15 seconds.How should a Developer instrument the code so that the requirement can be met?Read More →

A company uses Amazon API Gateway to expose a set of APIs to customers.The APIs have caching enabled in API Gateway.Customers need a way to invalidate the cache for each API when they test the API.What should a developer do to give customers the ability to invalidate the API cache?Read More →

Where should the appspec.yml file be placed in order for AWS CodeDeploy to work?Read More →

A developer needs to troubleshoot an AWS Lambda function in a development environment.The Lambda function is configured in VPC mode and needs to connect to an existing Amazon RDS for SQL Server DB instance.The DB instance is deployed in a private subnet and accepts connections by using port 1433.When the developer tests the function, the function reports an error when it tries to connect to the database.Which combination of steps should the developer take to diagnose this issue? (Choose two.)Read More →

An application uses Amazon Kinesis Data Streams to ingest and process large streams of data records in real time.Amazon EC2 instances consume and process the data from the shards of the Kinesis data stream by using Amazon Kinesis Client Library (KCL).The application handles the failure scenarios and does not require standby workers.The application reports that a specific shard is receiving more data than expected.To adapt to the changes in the rate of data flow, the`hot` shard is resharded.Assuming that the initial number of shards in the Kinesis data stream is 4, and after resharding the number of shards increased to 6, what is the maximum number of EC2 instances that can be deployed to process data from all the shards?Read More →

A developer is working on an AWS Lambda function that accesses Amazon DynamoDB.The Lambda function must retrieve an item and update some of its attributes, or create the item if it does not exist.The Lambda function has access to the primary key.Which IAM permissions should the developer request for the Lambda function to achieve this functionality?Read More →