Free Amazon DVA-C02 Exam Questions

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

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Total 550 Questions | Updated On: Apr 21, 2026

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Question 1

A developer is designing a fault-tolerant environment where client sessions will be saved.How can the developer ensure that no sessions are lost if an Amazon EC2 instance fails?

A : Use sticky sessions with an Elastic Load Balancer target group.

B : Use Amazon SOS to save session data.

C : Use Amazon DynamoDB to perform scalable session handling.

D : Use Elastic Load Balancer connection draining to stop sending requests to failing instances.

Answer: C

Question 2

A developer is writing a web application that will run on AWS Lambda. The application will give users theability to log in to view private documents. All pages in the application must be designed to match thecompany ' s branding.How can the developer host the sign-in pages with the LEAST amount of custom code?

A : Upload files for the sign-in pages with the required branding to an Amazon S3 bucket. Configure staticwebsite hosting for the S3 bucket.

B : Create a Lambda function to serve the sign-in pages with the required branding. Configure AmazonAPI Gateway to route traffic to the function.

C : Create a Lambda@Edge function to serve the sign-in pages with the required branding. ConfigureAmazon CloudFront to invoke the function in response to user requests.

D : Configure an Amazon Cognito user pool with an Amazon Cognito hosted UI for the sign-in pages.Customize the pages with the required branding.

Answer: D

Question 3

A Developer is creating a new web application that will be deployed using AWS Elastic Beanstalk from the AWS Management Console. The Developer is about to create a source bundle which will be uploaded using the console.

Which of the following are valid requirements for creating the source bundle? (Select TWO.)

A : t consist of one or more ZIP files.

B : t include a parent folder or top-level directory.

C : t not exceed 512 MB.

D : t not include a parent folder or top-level directory.

E : t include the cron.yaml file.

Answer: C,D

Question 4

A developer created a Node.js-based AWS Lambda function by using a container image of an AWS OS-onlybase image. There is a new security patch for Node.js that must be patched to the new Lambda function.Which solution will meet this requirement?

A : Set the runtime update mode of the Lambda function to Auto.

B : Patch the runtime version by redeploying the same version of the Lambda function.

C : Rebuild the Lambda container code with the latest version of the AWS OS base image. Publish a newversion of the Lambda function.

D : Rebuild the Lambda container code with the latest Node.js patch version. Publish a new version of theLambda function.

Answer: D

Question 5

A large company has its application components distributed across multiple AWS accounts. The companyneeds to collect and visualize trace data across these accounts.What should be used to meet these requirements?

A : AWS X-Ray

B : Amazon CloudWatch

C : Amazon VPC flow logs

D : Amazon OpenSearch Service

Answer: A

Page: 1 / 110

Total 550 Questions | Updated On: Apr 21, 2026

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