- (Exam Topic 3)
A company has a serverless application that includes an Amazon API Gateway API, an AWS Lambda function, and an Amazon DynamoDB database.
Which AWS service can the company use to trace user requests as they move through the application's components?

1. A. AWS CloudTrail
2. B. Amazon CloudWatch
3. C. Amazon Inspector
4. D. AWS X-Ray

Correct Answer: D
X- ray - https://aws.amazon.com/xray/ CloudTrail - audit
Cloudwatch - monitor
Inspector - vulnerability management X-Ray – tracing

- (Exam Topic 3)
Which tasks responsibilities of the customer, according to the AWS shared responsibility model? (Select TWO.)

1. A. Secure the virtualization layer.
2. B. Encrypt data and maintain data integrity.
3. C. Patch the Amazon RDS operating system.
4. D. Maintain identity and access management controls.
5. E. Secure Availability Zones.

Correct Answer: BD

- (Exam Topic 1)
Which AWS service decouples application components so that the components run independently?

1. A. Amazon Simple Notification Service (Amazon SNS)
2. B. Amazon Simple Workflow Service (Amazon SWF)
3. C. AWS Glue
4. D. Amazon Simple Queue Service (Amazon SQS)

Correct Answer: D
Amazon SQS is a fully managed message queuing service that makes it easy to decouple and scale microservices, distributed systems, and serverless applications. Amazon SQS lets you decouple application components so that they run and fail independently, increasing the overall fault tolerance of the system.

- (Exam Topic 2)
Which AWS service provides intelligent recommendations to improve code quality and identify an application is most expensive lines of code?

1. A. Amazon CodeGuru
2. B. AWS CodeStar
3. C. AWS CodeCommit
4. D. AWS CodeDeploy

Correct Answer: A

- (Exam Topic 3)
Which of the following will help a user determine if they need to request a VPC service limit increase?

1. A. AWS Personal Health Dashboard
2. B. AWS Trusted Advisor
3. C. AWS Cost and Usage Report
4. D. AWS Service Catalog

Correct Answer: A