Computer Science > EXAM > AWS Developer - 2022 Practice Exam 2| QUESTIONS WITH COMPLETE SOLUTIONS (All)

AWS Developer - 2022 Practice Exam 2| QUESTIONS WITH COMPLETE SOLUTIONS

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A customer wants to deploy its source code on an AWS Elastic Beanstalk environment. The customer needs to perform deployment with minimal outage and should only use existing instances to retain applic... ation access log.What deployment policy would satisfy these requirements? A. Rolling B. All at once C. Rolling with an additional batch D. Immutable Correct Answer: A. Rolling A Developer has been asked to build a real-time dashboard web application to visualize the key prefixes and storage size of objects in Amazon S3 buckets.Amazon DynamoDB will be used to store the Amazon S3 metadata.What is the optimal and MOST cost-effective design to ensure that the real-time dashboard is kept up to date with the state of the objects in the Amazon S3 buckets? A. Use an Amazon CloudWatch event backed by an AWS Lambda function. Issue an Amazon S3 API call to get a list of all Amazon S3 objects and persist the metadata within DynamoDB. Have the web application poll the DynamoDB table to reflect this change. B. Use Amazon S3 Event Notification backed by a Lambda function to persist the metadata into DynamoDB. Have the web application poll the DynamoDB table to reflect this change. C. Run a cron job within an Amazon EC2 instance to list all objects within Amazon S3 and persist the metadata into DynamoDB. Have the web application poll the DynamoDB table to reflect this change. D. Create a new Amazon EMR cluster to get all the metadata about Amazon S3 objects; persist the metadata into DynamoDB. Have the web application poll the DynamoDB table to reflect this change. A Correct Answer: B. Use Amazon S3 Event Notification backed by a Lambda function to persist the metadata into DynamoDB. Have the web application poll the DynamoDB table to reflect this change. A Developer must repeatedly and consistently deploy a serverless RESTful API on AWS.Which techniques will work? (Choose two.) A. Define a Swagger file. Use AWS Elastic Beanstalk to deploy the Swagger file. B. Define a Swagger file. Use AWS CodeDeploy to deploy the Swagger file. C. Deploy a SAM template with an inline Swagger definition. D. Define a Swagger file. Deploy a SAM template that references the Swagger file. E. Define an inline Swagger definition in a Lambda function. Invoke the Lambda function. Correct Answer: C. Deploy a SAM template with an inline Swagger definition. D. Define a Swagger file. Deploy a SAM [Show More]

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