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DVA-C02 Exam Dumps : AWS Certified Developer - Associate

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AWS Certified Developer - Associate Questions and Answers

Question 1

A company developed an API application on AWS by using Amazon CloudFront. Amazon API Gateway, and AWS Lambda. The API has a minimum of four requests every second A developer notices that many API users run the same query by using the POST method. The developer wants to cache the POST request to optimize the API resources.

Which solution will meet these requirements'?

Options:

A.

Configure the CloudFront cache Update the application to return cached content based upon the default request headers.

B.

Override the cache method in me selected stage of API Gateway Select the POST method.

C.

Save the latest request response in Lambda /tmp directory Update the Lambda function to check the /tmp directory

D.

Save the latest request m AWS Systems Manager Parameter Store Modify the Lambda function to take the latest request response from Parameter Store

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Question 2

A company wants to deploy and maintain static websites on AWS. Each website's source code is hosted in one of several version control systems, including AWS CodeCommit, Bitbucket, and GitHub.

The company wants to implement phased releases by using development, staging, user acceptance testing, and production environments in the AWS Cloud. Deployments to each environment must be started by code merges on the relevant Git branch. The company wants to use HTTPS for all data exchange. The company needs a solution that does not require servers to run continuously.

Which solution will meet these requirements with the LEAST operational overhead?

Options:

A.

Host each website by using AWS Amplify with a serverless backend. Conned the repository branches that correspond to each of the desired environments. Start deployments by merging code changes to a desired branch.

B.

Host each website in AWS Elastic Beanstalk with multiple environments. Use the EB CLI to link each repository branch. Integrate AWS CodePipeline to automate deployments from version control code merges.

C.

Host each website in different Amazon S3 buckets for each environment. Configure AWS CodePipeline to pull source code from version control. Add an AWS CodeBuild stage to copy source code to Amazon S3.

D.

Host each website on its own Amazon EC2 instance. Write a custom deployment script to bundle each website's static assets. Copy the assets to Amazon EC2. Set up a workflow to run the script when code is merged.

Question 3

A developer is making changes to a custom application that uses AWS Elastic Beanstalk.

Which solutions will update the Elastic Beanstalk environment with the new application version after the developer completes the changes? (Select TWO.)

Options:

A.

Package the application code into a .zip file. Use the AWS Management Console to upload the .zip file and deploy the packaged application.

B.

Package the application code into a .tar file. Use the AWS Management Console to create a new application version from the .tar file. Update the environment by using the AWS CLI.

C.

Package the application code into a .tar file. Use the AWS Management Console to upload the .tar file and deploy the packaged application.

D.

Package the application code into a .zip file. Use the AWS CLI to create a new application version from the .zip file and to update the environment.

E.

Package the application code into a .zip file. Use the AWS Management Console to create a new application version from the .zip file. Rebuild the environment by using the AWS CLI.