Free Amazon DVA-C02 Exam Questions

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

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Total 968 Questions | Updated On: Mar 05, 2026

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Question 1

A developer needs to give a new application the ability to retrieve configuration data. The application must be able to retrieve new configuration data values without the need to redeploy the application code. If the application becomes unhealthy because of a bad configuration change, the developer must be able to automatically revert the configuration change to the previous value.

A : Use AWS Secrets Manager to manage and store the configuration data. Integrate Secrets Manager with a custom AWS Config rule that has remediation actions to track changes in the application and to roll back any bad configuration changes.

B : Use AWS Secrets Manager to manage and store the configuration data. Integrate Secrets Manager with a custom AWS Config rule. Attach a custom AWS Systems Manager document to the rule that automatically rolls back any bad configuration changes.

C : Use AWS AppConfig to manage and store the configuration data. Integrate AWS AppConfig with Amazon CloudWatch to monitor changes to the application. Set up an alarm to automatically roll back any bad configuration changes.

D : Use AWS AppConfig to manage and store the configuration data. Integrate AWS AppConfig with Amazon CloudWatch to monitor changes to the application. Set up CloudWatch Application Signals to roll back any bad configuration changes.

Answer: D

Question 2

A company has an Amazon S3 bucket that contains sensitive data. The data must be encrypted in transit and at rest. The company encrypts the data in the S3 bucket by using an AWS Key Management Service (AWS KMS) key. A developer needs to grant several other AWS accounts the permission to use the S3 GetObject operation to retrieve the data from the S3 bucket. How can the developer enforce that all requests to retrieve the data provide encryption in transit?

A : Define a resource-based policy on the S3 bucket to deny access when a request meets the condition “aws:SecureTransport”: “false”.

B : Define a resource-based policy on the S3 bucket to allow access when a request meets the condition “aws:SecureTransport”: “false”.

C : Define a role-based policy on the other accounts' roles to deny access when a request meets the condition of “aws:SecureTransport”: “false”.

D : Define a resource-based policy on the KMS key to deny access when a request meets the condition of “aws:SecureTransport”: “false”.

Answer: A

Question 3

A popular mobile app retrieves data from an AWS DynamoDB table that was provisioned with read-capacity units (RCU’s) that are evenly shared across four partitions. One of those partitions is receiving more traffic than the other partitions, causing hot partition issues.

What technology will allow you to reduce the read traffic on your AWS DynamoDB table with minimal effort?

A : ElastiCache

B : DynamoDB DAX

C : More partitions

D : DynamoDB Streams

Answer: B

Question 4

A developer is creating an AWS CloudFormation stack. The stack contains IAM resources with custom names. When the developer tries to deploy the stack, they receive an InsufficientCapabilities error.

What should the developer do to resolve this issue?

A : Specify the CAPABILITY_AUTO_EXPAND capability in the CloudFormation stack.

B : Use an administrators role to deploy IAM resources with CloudFormation.

C : Specify the CAPABILITY_IAM capability in the CloudFormation stack.

D : Specify the CAPABILITY_NAMED_IAM capability in the CloudFormation stack.

Answer: B

Question 5

A company recently deployed an AWS Lambda function. A developer notices an increase in the function throttle metrics in Amazon CloudWatch.

What are the MOST operationally efficient solutions to reduce the function throttling? (Choose two.)

A : Migrate the function to Amazon Elastic Kubernetes Service (Amazon EKS).

B : Increase the maximum age of events in Lambda.

C : Increase the function’s reserved concurrency.

D : Add the lambda:GetFunctionConcurrency action to the execution role.

E : Request a service quota change for increased concurrency.

Answer: C,E

Page: 1 / 194

Total 968 Questions | Updated On: Mar 05, 2026

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