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Exam overview

Amazon DVA-C02 Exam Questions

Vendor

Amazon

Exam Code

DVA-C02

Actual Exam Duration

 130 Minutes

TOTAL QUESTIONS

198

Exam Name

AWS Certified Developer - Associate

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Exam practice

Exam Q&A

Select an option, then click Show Answer.

Q1: A developer is receiving an intermittent Provisioned Throughput Exceeded Exception error from an application that is based on Amazon DynamoDB. According to the Amazon CloudWatch metrics for the table, the application is not exceeding the provisioned throughput. What could be the cause of the issue?

A: The DynamoDB table storage size is larger than the provisioned size.

B: The application is exceeding capacity on a particular hash key.

C: The DynamoDB table is exceeding the provisioned scaling operations.

D: The application is exceeding capacity on a particular sort key.

Correct Answer: B

Q2: A developer is using AWS CodeDeploy to launch an application onto Amazon EC2 instances. The application deployment fails during testing. The developer notices an IAM_ROLE_PERMISSIONS error code in Amazon CloudWatch logs. What should the developer do to resolve the error?

A: Ensure that the deployment group is using the correct role name for the CodeDeploy service role.

B: Attach the AWSCodeDeployRoleECS policy to the CodeDeploy service role.

C: Attach the AWSCodeDeployRole policy to the CodeDeploy service role.

D: Ensure the CodeDeploy agent is installed and running on all instances in the deployment group.

Correct Answer: C

Q3: In a move toward using microservices, a company's management team has asked all development teams to build their services so that API requests depend only on that service's data store. One team is building a Payments service which has its own database; the service needs data that originates in the Accounts database. Both are using Amazon DynamoDB. What approach will result in the simplest, decoupled, and reliable method to get near-real time updates from the Accounts database?

A: Use AWS Glue to perform frequent ETL updates from the Accounts database to the Payments database.

B: Use AWS Glue to perform frequent ETL updates from the Accounts database to the Payments database.

C: Use Amazon ElastiCache in Payments, with the cache updated by triggers in the Accounts database.

D: Use Amazon DynamoDB Streams to deliver all changes from the Accounts database to the Payments database.

Correct Answer: D

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