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: Nov 04, 2025

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Question 1

A Developer is building a three-tier web application that must be able to handle a minimum of 10,000 requests per minute. The requirements state that the web tier should be completely stateless while the application maintains session state data for users.

How can the session state data be maintained externally, whilst keeping latency at the LOWEST possible value?

A : eate an Amazon DynamoDB table, then implement session handling at the application level to leverage the table for session data storage

B : plement a shared Amazon EFS file system solution across the underlying Amazon EC2 instances, then implement session handling at the application level to leverage the EFS file system for session data storage

C : eate an Amazon ElastiCache Redis cluster, then implement session handling at the application level to leverage the cluster for session data storage

D : eate an Amazon RedShift instance, then implement session handling at the application level to leverage a database inside the RedShift database instance for session data storage

Answer: C

Question 2

Based on the following AWS CLI command the resulting output, what has happened here?

1. $ aws lambda invoke --function-name MyFunction --invocation-type Event --payload ewogICJrZXkxIjogInZhbHVlMSIsCiAgImtleTIiOiAidmFsdWUyIiwKICAia2V5MyI6ICJ2YWx1ZTMiCn0= response.json

2. {

3. "StatusCode": 202

4. }

A : AWS Lambda function has been invoked synchronously and has not completed successfully

B : AWS Lambda function has been invoked asynchronously and has not completed successfully

C : AWS Lambda function has been invoked synchronously and has completed successfully

D : AWS Lambda function has been invoked asynchronously and has completed successfully

Answer: D

Question 3

A team of Developers are building a continuous integration and delivery pipeline using AWS Developer Tools. Which services should they use for running tests against source code and installing compiled code on their AWS resources? (Select TWO.)

A : CodeDeploy for installing compiled code on their AWS resources

B : CodePipeline for running tests against source code

C : Cloud9 for running tests against source code

D : CodeCommit for installing compiled code on their AWS resources

E : CodeBuild for running tests against source code

Answer: A

Question 4

A company wants to use AWS AppConfig to gradually deploy a new feature to 15% of users to test the feature before a full deployment. Which solution will meet this requirement with the LEAST operational overhead?

A : Set up a custom script within the application to randomly select 15% of users. Assign a flag for the new feature to the selected users.

B : Create separate AWS AppConfig feature flags for both groups of users. Configure the flags to target 15% of users.

C : Create an AWS AppConfig feature flag. Define a variant for the new feature, and create a rule to target 15% of users.

D : Use AWS AppConfig to create a feature flag without variants. Implement a custom traffic splitting mechanism in the application code.

Answer: C

Question 5

A developer is testing Amazon Simple Queue Service (SQS) queues in a development environment. The queue along with all its contents has to be deleted after testing.

Which SQS API should be used for this requirement?

A : RemoveQueue

B : PurgeQueue

C : RemovePermission

D : DeleteQueue

Answer: D

Page: 1 / 194

Total 968 Questions | Updated On: Nov 04, 2025

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