Amazon AWS Certified Developer - Associate DVA-C02
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#311 (Accuracy: 100% / 3 votes)
A developer wants to insert a record into an Amazon DynamoDB table as soon as a new file is added to an Amazon S3 bucket.
Which set of steps would be necessary to achieve this?
  • A. Create an event with Amazon EventBridge that will monitor the S3 bucket and then insert the records into DynamoDB.
  • B. Configure an S3 event to invoke an AWS Lambda function that inserts records into DynamoDB.
  • C. Create an AWS Lambda function that will poll the S3 bucket and then insert the records into DynamoDB.
  • D. Create a cron job that will run at a scheduled time and insert the records into DynamoDB.
#312 (Accuracy: 100% / 3 votes)
A developer is creating a template that uses AWS CloudFormation to deploy an application. The application is serverless and uses Amazon API Gateway, Amazon DynamoDB, and AWS Lambda.
Which AWS service or tool should the developer use to define serverless resources in YAML?
  • A. CloudFormation serverless intrinsic functions
  • B. AWS Elastic Beanstalk
  • C. AWS Serverless Application Model (AWS SAM)
  • D. AWS Cloud Development Kit (AWS CDK)
#313 (Accuracy: 100% / 4 votes)
A developer is deploying an AWS Lambda function The developer wants the ability to return to older versions of the function quickly and seamlessly.
How can the developer achieve this goal with the LEAST operational overhead?
  • A. Use AWS OpsWorks to perform blue/green deployments.
  • B. Use a function alias with different versions.
  • C. Maintain deployment packages for older versions in Amazon S3.
  • D. Use AWS CodePipeline for deployments and rollbacks.