AWS-Certified-Developer-Associate Free Practice Test

- (Exam Topic 3)
A developer is using Amazon S3 as the event source that invokes a Lambda function when new objects are created in the bucket The event source mapping Information Is stored in the bucket notification configuration The developer is working with different versions of the Lambda function, and has a constant need to update notification configuration so that Amazon S3 invokes the correct version
What is the MOST efficient and effective way to achieve mapping Between the S3 event and Lambda?

1. A. Use a different Lambda trigger
2. B. Use Lambda environment variables
3. C. Use a Lambda alias
4. D. Use Lambda tags.

Correct Answer: C

- (Exam Topic 1)
You are writing to a DynamoDB table and receive the following exception:" ProvisionedThroughputExceededException". though according to your Cloudwatch metrics for the table, you are not exceeding your provisioned throughput.
What could be an explanation for this?

1. A. You haven't provisioned enough DynamoDB storage instances
2. B. You're exceeding your capacity on a particular Range Key
3. C. You're exceeding your capacity on a particular Hash Key
4. D. You're exceeding your capacity on a particular Sort Key
5. E. You haven't configured DynamoDB Auto Scaling triggers

Correct Answer: C
https://docs.aws.amazon.com/amazondynamodb/latest/developerguide/HowItWorks.CoreComponents.html#Ho https://docs.aws.amazon.com/amazondynamodb/latest/developerguide/HowItWorks.Partitions.html https://docs.aws.amazon.com/amazondynamodb/latest/developerguide/bp-partition-key-design.html

- (Exam Topic 1)
A game stores user game data in an Amazon DynamoDB table. Individual users should not have access to other users’ game data. How can this be accomplished?

1. A. Encrypt the game data with individual user keys.
2. B. Restrict access to specific items based on certain primary key values.
3. C. Stage data in SQS queues to inject metadata before accessing DynamoDB.
4. D. Read records from DynamoDB and discard irrelevant data client-side.

Correct Answer: B

- (Exam Topic 4)
A team of developers is using an AWS CodePipeline pipeline as a continuous integration and continuous delivery (CI/CD) mechanism for a web application. A developer has written unit tests to programmatically test the functionality of the application code. The unit tests produce a test report that shows the results of each individual check. The developer now wants to run these tests automatically during the CI/CD process.
Which solution will meet this requirement with the LEAST operational effort?

1. A. Write a Git pre-commit hook that runs the tests before every commi
2. B. Ensure that each developer who is working on the project has the pre-commit hook installed locall
3. C. Review the test report and resolve any issues before pushing changes to AWS CodeCommit.
4. D. Add a new stage to the pipelin
5. E. Use AWS CodeBuild as the provide
6. F. Add the new stage after the stage that deploys code revisions to the test environmen
7. G. Write a buildspec that fails the CodeBuild stage if any test does not pas
8. H. Use the test reports feature of CodeBuild to integrate the report with the CodeBuild consol
9. I. View the test results in CodeBuil
10. J. Resolve any issues.
11. K. Add a new stage to the pipelin
12. L. Use AWS CodeBuild as the provide
13. M. Add the new stage before the stage that deploys code revisions to the test environmen
14. N. Write a buildspec that fails the CodeBuild stage if any test does not pas
15. O. Use the test reports feature of CodeBuild to integrate the report with the CodeBuild consol
16. P. View the test results in CodeBuil
17. Q. Resolve any issues.
18. R. Add a new stage to the pipelin
19. S. Use Jenkins as the provide
20. T. Configure CodePipeline to use Jenkins to run the unit test
21. . Write a Jenkinsfile that fails the stage if any test does not pas
22. . Use the test report plugin for Jenkins to integrate the report with the Jenkins dashboar
23. . View the test results in Jenkin
24. . Resolve any issues.

Correct Answer: C
https://aws.amazon.com/blogs/devops/test-reports-with-aws-codebuild/

- (Exam Topic 1)
An application under development is required to store hundreds of video files. The data must be encrypted within the application prior to storage, with a unique key for each video file.
How should the Developer code the application?

1. A. Use the KMS Encrypt API to encrypt the dat
2. B. Store the encrypted data key and data.
3. C. Use a cryptography library to generate an encryption key for the applicatio
4. D. Use the encryption key to encrypt the dat
5. E. Store the encrypted data.
6. F. Use the KMS GenerateDataKey API to get a data ke
7. G. Encrypt the data with the data ke
8. H. Store the encrypted data key and data.
9. I. Upload the data to an S3 bucket using server side-encryption with an AWS KMS key.

Correct Answer: C
https://docs.aws.amazon.com/kms/latest/APIReference/API_GenerateDataKey.html