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Amazon DVA-C02 Exam Questions

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Description

Exam Name: AWS Certified Developer – Associate
Exam Code: DVA-C02
Related Certification(s):
Amazon Associate Certifications
Amazon AWS Certified Developer Associate Certifications
Certification Provider: Amazon
Actual Exam Duration: 130 Minutes
Number of DVA-C02 practice questions in our database: 344 (updated: Jan. 15, 2025)

Expected DVA-C02 Exam Topics, as suggested by Amazon :

  • Module 1: Development with AWS Services: In this topic, AWS developers gain expertise in writing and managing code for applications hosted on AWS, including leveraging AWS Lambda for serverless architectures. The focus also includes using data stores effectively in application development. The topic sharpens skills in cloud-native application development, aligning with the requirements of scalable, efficient systems.
  • Module 2: Security: This topic empowers AWS developers to implement robust authentication and authorization mechanisms for applications and AWS services. It also highlights best practices in applying encryption using AWS tools and securely managing sensitive data within application code. Developers enhance their ability to create secure, compliant applications in the AWS ecosystem.
  • Module 3: Deployment: AWS developers learn to prepare application artifacts for deployment, conduct rigorous testing in development environments, and automate deployment testing workflows. This topic also introduces the use of AWS CI/CD services for efficient code deployment. The knowledge ensures effective application lifecycle management in production environments.
  • Module 4: Troubleshooting and Optimization:This topic prepares AWS developers to assist in root cause analysis, integrate observability into their code with instrumentation, and optimize applications using AWS services and features. Mastery of these skills ensures developers can maintain and enhance application performance and reliability efficiently.

Description

Exam Name: AWS Certified Developer – Associate
Exam Code: DVA-C02
Related Certification(s):
Amazon Associate Certifications
Amazon AWS Certified Developer Associate Certifications
Certification Provider: Amazon
Actual Exam Duration: 130 Minutes
Number of DVA-C02 practice questions in our database: 344 (updated: Jan. 15, 2025)

Expected DVA-C02 Exam Topics, as suggested by Amazon :

  • Module 1: Development with AWS Services: In this topic, AWS developers gain expertise in writing and managing code for applications hosted on AWS, including leveraging AWS Lambda for serverless architectures. The focus also includes using data stores effectively in application development. The topic sharpens skills in cloud-native application development, aligning with the requirements of scalable, efficient systems.
  • Module 2: Security: This topic empowers AWS developers to implement robust authentication and authorization mechanisms for applications and AWS services. It also highlights best practices in applying encryption using AWS tools and securely managing sensitive data within application code. Developers enhance their ability to create secure, compliant applications in the AWS ecosystem.
  • Module 3: Deployment: AWS developers learn to prepare application artifacts for deployment, conduct rigorous testing in development environments, and automate deployment testing workflows. This topic also introduces the use of AWS CI/CD services for efficient code deployment. The knowledge ensures effective application lifecycle management in production environments.
  • Module 4: Troubleshooting and Optimization:This topic prepares AWS developers to assist in root cause analysis, integrate observability into their code with instrumentation, and optimize applications using AWS services and features. Mastery of these skills ensures developers can maintain and enhance application performance and reliability efficiently.

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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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