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Changed DVA-C02 Exam Questions

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Total 344 questions

AWS Certified Developer - Associate Questions and Answers

Question 89

A developer creates an AWS Lambda function that is written in Java. During testing, the Lambda function does not work how the developer expected. The developer wants to use tracing capabilities to troubleshoot the problem.

Which AWS service should the developer use to accomplish this goal?

Options:

A.

AWS Trusted Advisor

B.

Amazon CloudWatch

C.

AWS X-Ray

D.

AWS CloudTrail

Question 90

A developer is designing a serverless application for a game in which users register and log in through a web browser The application makes requests on behalf of users to a set of AWS Lambda functions that run behind an Amazon API Gateway HTTP API

The developer needs to implement a solution to register and log in users on the application's sign-in page. The solution must minimize operational overhead and must minimize ongoing management of user identities.

Which solution will meet these requirements'?

Options:

A.

Create Amazon Cognito user pools for external social identity providers Configure 1AM roles for the identity pools.

B.

Program the sign-in page to create users' 1AM groups with the 1AM roles attached to the groups

C.

Create an Amazon RDS for SQL Server DB instance to store the users and manage the permissions to the backend resources in AWS

D.

Configure the sign-in page to register and store the users and their passwords in an Amazon DynamoDB table with an attached IAM policy.

Question 91

A company is building a compute-intensive application that will run on a fleet of Amazon EC2 instances. The application uses attached Amazon

Elastic Block Store (Amazon EBS) volumes for storing data. The Amazon EBS volumes will be created at time of initial deployment. The

application will process sensitive information. All of the data must be encrypted. The solution should not impact the application's performance.

Which solution will meet these requirements?

Options:

A.

Configure the fleet of EC2 instances to use encrypted EBS volumes to store data.

B.

Configure the application to write all data to an encrypted Amazon S3 bucket.

C.

Configure a custom encryption algorithm for the application that will encrypt and decrypt all data.

D.

Configure an Amazon Machine Image (AMI) that has an encrypted root volume and store the data to ephemeral disks.

Question 92

A data visualization company wants to strengthen the security of its core applications The applications are deployed on AWS across its development staging, pre-production, and production environments. The company needs to encrypt all of its stored sensitive credentials The sensitive credentials need to be automatically rotated Aversion of the sensitive credentials need to be stored for each environment

Which solution will meet these requirements in the MOST operationally efficient way?

Options:

A.

Configure AWS Secrets Manager versions to store different copies of the same credentials across multiple environments

B.

Create a new parameter version in AWS Systems Manager Parameter Store for each environment Store the environment-specific credentials in the parameter version.

C.

Configure the environment variables in the application code Use different names for each environment type

D.

Configure AWS Secrets Manager to create a new secret for each environment type. Store the environment-specific credentials in the secret

Page: 23 / 26
Total 344 questions