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AWS Certified Associate DVA-C02 Amazon Web Services Study Notes

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Total 546 questions

AWS Certified Developer - Associate Questions and Answers

Question 153

A developer received the following error message during an AWS CloudFormation deployment:

Which action should the developer take to resolve this error?

Options:

A.

Contact AWS Support to report an issue with the Auto Scaling Groups (ASG > service.

B.

Add a DependsOn attribute to the ASGInstanceRole12345678 resource in the CloudFormation template. Then delete the stack.

C.

Modify the CloudFormation template to retain the ASGInstanceRolet 2345678 resource. Then manually delete the resource after deployment.

D.

Add a force parameter when calling CloudFormation with the role-am of ASGInstanceRole12345678.

Question 154

A company is building a scalable data management solution by using AWS services to improve the speed and agility of development. The solution will ingest large volumes of data from various sources and will process this data through multiple business rules and transformations.

The solution requires business rules to run in sequence and to handle reprocessing of data if errors occur when the business rules run. The company needs the solution to be scalable and to require the least possible maintenance.

Which AWS service should the company use to manage and automate the orchestration of the data flows to meet these requirements?

Options:

A.

AWS Batch

B.

AWS Step Functions

C.

AWS Glue

D.

AWS Lambda

Question 155

A developer designed an application on an Amazon EC2 instance The application makes API requests to objects in an Amazon S3 bucket

Which combination of steps will ensure that the application makes the API requests in the MOST secure manner? (Select TWO.)

Options:

A.

Create an IAM user that has permissions to the S3 bucket. Add the user to an 1AM group

B.

Create an IAM role that has permissions to the S3 bucket

C.

Add the IAM role to an instance profile. Attach the instance profile to the EC2 instance.

D.

Create an 1AM role that has permissions to the S3 bucket Assign the role to an 1AM group

E.

Store the credentials of the IAM user in the environment variables on the EC2 instance

Question 156

A company is building an application to accept data from customers. The data must be encrypted at rest and in transit.

The application uses an Amazon API Gateway API that resolves to AWS Lambda functions. The Lambda functions store the data in an Amazon Aurora MySQL DB cluster. The application worked properly during testing.

A developer configured an Amazon CloudFront distribution with field-level encryption that uses an AWS Key Management Service (AWS KMS) key. After the configuration of the distribution, the application behaved unexpectedly. All the data in the database changed from plaintext to ciphertext.

The developer must ensure that the data is not stored in the database as the ciphertext from the CloudFront field-level encryption.

Which solution will meet this requirement?

Options:

A.

Change the CloudFront Viewer protocol policy from " HTTP and HTTPS " to " HTTPS only. "

B.

Add a Lambda function that uses the KMS key to decrypt the data fields before saving the data to the database.

C.

Enable encryption on the DB cluster by using the same KMS key that is used in CloudFront.

D.

Request and deploy a new SSL certificate to use with the CloudFront distribution.

Page: 39 / 40
Total 546 questions