Free Amazon DVA-C02 Exam Questions

Become Amazon Certified with updated DVA-C02 exam questions and correct answers

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Total 607 Questions | Updated On: May 22, 2026

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Question 1

A developer is storing JSON files in an Amazon S3 bucket. The developer wants to securely share an objectwith a specific group of people.How can the developer securely provide temporary access to the objects that are stored in the S3 bucket?

A : Set object retention on the files. Use the AWS SDK to restore the object before subsequent requests.Provide the bucket’s S3 URL.

B : Use the AWS SDK to generate a presigned URL. Provide the presigned URL.

C : Set a bucket policy that restricts access after a period of time. Provide the bucket ' s S3 URL.

D : Configure static web hosting on the S3 bucket. Provide the bucket ' s web URL.

Answer: B

Question 2

A company is offering APIs as a service over the internet to provide unauthenticated read access to statisticalinformation that is updated daily. The company uses Amazon API Gateway and AWS Lambda to develop theAPIs. The service has become popular, and the company wants to enhance the responsiveness of the APIs.Which action can help the company achieve this goal?

A : Enable API caching in API Gateway.

B : Configure API Gateway to use an interface VPC endpoint.

C : Enable cross-origin resource sharing (CORS) for the APIs.

D : Configure usage plans and API keys in API Gateway.

Answer: A

Question 3

A developer is using AWS CodeDeploy to automate a company ' s application deployments to Amazon EC2.Which application specification file properties are required to ensure the software deployments do not fail?(Select TWO.)

A : The file must be a JSON-formatted file named appspec.json.

B : The file must be a YAML-formatted file named appspec.yml.

C : The file must be stored in AWS CodeBuild and referenced from the application ' s source code.

D : The file must be placed in the root of the directory structure of the application ' s source code.

E : The file must be stored in Amazon S3 and referenced from the application ' s source code.

Answer: B,D

Question 4

A healthcare company is developing a multi-tier web application to manage patient records that are in anAmazon Aurora PostgreSQL database cluster. The company stores the application code in a Git repositoryand deploys the code to Amazon EC2 instances.The application must comply with security policies and follow the principle of least privilege. The companymust securely manage database credentials and API keys within the application code. The company must havethe ability to rotate encryption keys on demand.Which solution will meet these requirements?

A : Store database credentials and API keys in AWS Secrets Manager. Use AWS managed AWS KMSkeys. Set up automatic key rotation. Use the AWS SDK to retrieve secrets.

B : Store the database credentials and API keys in AWS Secrets Manager. Use customer managed AWSKMS keys. Set up automatic key rotation. Create a key policy in the application to retrieve secrets byusing the AWS SDK.

C : Store the database credentials in the application code. Separate credentials by using environmentspecific branches that have restricted access to the code repositories.

D : Store the database credentials and API keys as parameters in AWS Systems Manager Parameter Store.Encrypt the credentials and API keys with AWS managed AWS KMS keys. Use the AWS SDK toretrieve secrets.

Answer: A

Question 5

An application uses multiple Lambda functions to write data to an Amazon RDS database. The Lambda functions must share the same connection string. What is the BEST solution to ensure security and operational efficiency?

A : eate a secure string parameter using AWS systems manager parameter store

B : bed the connection string within the Lambda function code

C : a CloudHSM encrypted environment variable that is shared between the functions

D : KMS encrypted environment variables within each Lambda function

Answer: A

Page: 1 / 122

Total 607 Questions | Updated On: May 22, 2026

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