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Amazon Web Services Updated DVA-C02 Exam Questions and Answers by maximillian

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Amazon Web Services DVA-C02 Exam Overview :

Exam Name: AWS Certified Developer - Associate
Exam Code: DVA-C02 Dumps
Vendor: Amazon Web Services Certification: AWS Certified Associate
Questions: 546 Q&A's Shared By: maximillian
Question 112

A developer has a financial application. The application uses AWS Secrets Manager to manage an Amazon RDS for PostgreSQL database ' s username and password. The developer needs to rotate the password while maintaining the application ' s high availability. Which solution will meet these requirements with LEAST development effort?

Options:

A.

Rotate the secret by using the alternating-users rotation strategy. Update the application with an appropriate retry strategy to handle authentication failures.

B.

Use the PostgreSQL client to create a new database username and password. Include the new secret values by performing an immediate rotation. Use the AWS CLI to update the RDS database password. Perform an immediate rotation of the Secrets Manager secrets.

C.

Rotate the secret by using multivalue answer rotation. Update the application with an appropriate retry strategy to handle authentication failures.

D.

Rotate the secret by using the single-user rotation strategy. Update the application with an appropriate retry strategy to handle authentication failures.

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Question 113

A developer is troubleshooting an application mat uses Amazon DynamoDB in the uswest-2 Region. The application is deployed to an Amazon EC2 instance. The application requires read-only permissions to a table that is named Cars The EC2 instance has an attached IAM role that contains the following IAM policy.

Questions 113

When the application tries to read from the Cars table, an Access Denied error occurs.

How can the developer resolve this error?

Options:

A.

Modify the IAM policy resource to be " arn aws dynamo* us-west-2 account-id table/* "

B.

Modify the IAM policy to include the dynamodb * action

C.

Create a trust policy that specifies the EC2 service principal. Associate the role with the policy.

D.

Create a trust relationship between the role and dynamodb Amazonas com.

Discussion
Question 114

A company needs to rapidly prototype a web application. However, the company has not yet designed the complete architecture.

A developer uses AWS Lambda functions to build three endpoints. A frontend team wants to test the endpoints while the team prototypes the frontend.

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

Options:

A.

Set up a Lambda function URL for each endpoint. Use the function URLs for testing.

B.

Set up an Amazon API Gateway REST API to have a Lambda proxy integration. Use the REST API endpoint URL for testing.

C.

Set up an AWS AppSync API to have a Lambda resolver. Use a GraphQL endpoint for testing.

D.

Set up an Amazon ECS container that runs an open source web proxy and Lambda code. Use the web proxy endpoint for testing.

Discussion
Question 115

A developer is building a web and mobile application and needs a solution to deploy the application code. The solution must be compatible with the developer ' s Git source control repository. When the developer adds a new branch, the solution must create a separate deployment.

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

Options:

A.

Push the code to an Amazon ECR repository. Deploy the application on Amazon ECS. Set up a GitHub Actions workflow to create new branches.

B.

Use AWS Elastic Beanstalk to deploy the application. Create new branches by uploading the application’s source bundle code to create new application versions.

C.

Deploy the application code to an AWS Lambda function. Publish a new version of the Lambda function and point an alias to the new version. Create a new branch in GitHub that connects to the Lambda alias.

D.

Use AWS Amplify to deploy the application. Use feature branch deployments to connect and manage Git branches.

Discussion
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