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? A. Configure AWS CloudTrail logging to investigate…
A developer is setting up Amazon API Gateway for their company’s products. The API will be used by registered developers to query and update their environments. The company wants to limit the amount of requests end users can send for…
A developer is refactoring a monolithic application. The application takes a POST request and performs several operations. Some of the operations are in parallel while others run sequentially. These operations have been refactored into individual AWS Lambda functions. The POST…
A company is adding stored value (or gift card) capability to its highly popular casual gaming website. Users need to be able to trade this value for other users’ items on the platform. This would require both users’ records be…
A developer is creating an AWS Lambda function that generates a new file each time it runs. Each new file must be checked into an AWS CodeCommit repository hosted in the same AWS account. How should the developer accomplish this?…
A developer must ensure that the IAM credentials used by an application in Amazon EC2 are not misused or compromised. What should the developer use to keep user credentials secure? A. Environment variables B. AWS credentials file C. Instance profile…
A company has an application where reading objects from Amazon S3 is based on the type of user. The user types are registered user and guest user. The company has 25,000 users and is growing. Information is pulled from an…
A company has 25,000 employees and is growing. The company is creating an application that will be accessible to its employees only. A developer is using Amazon S3 to store images and Amazon RDS to store application data. The company…
A company has developed a new serverless application using AWS Lambda functions that will be deployed using the AWS Serverless Application Model (AWS SAM) CLI. Which step should the developer complete prior to deploying the application? A. Compress the application…
A company stores all personally identifiable information (PII) in an Amazon DynamoDB table named PII in AccountA. An application running on Amazon EC2 instances in Account B requires access to the PII table. An administrator in Account A created an…