- (Exam Topic 2)
A system administrator notices that several Amazon EC2 instances nave been terminated. The system administrator needs to identity the user or AWS API call that terminated these instances. Which AWS service should the system administrator use to meet this requirement?

1. A. AWS Trusted Advisor
2. B. AWS CloudTrail
3. C. Amazon Inspector
4. D. Amazon Detective

Correct Answer: B

- (Exam Topic 1)
A company has existing software licenses that it wants to bring to AWS, but the licensing model requires licensing physical cores. How can the company meet this requirement in the AWS Cloud?

1. A. Launch an Amazon EC2 instance with default tenancy.
2. B. Launch an Amazon EC2 instance on a Dedicated Host.
3. C. Create an On-Demand Capacity Reservation.
4. D. Purchase Dedicated Reserved Instances.

Correct Answer: B

- (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 3)
Where can AWS users review answers to frequently asked questions about security in the AWS Cloud?

1. A. AWS Trusted Advisor
2. B. AWS Knowledge Center
3. C. AWS Support Center
4. D. AWS Artifact

Correct Answer: B
https://aws.amazon.com/premiumsupport/knowledge-center/

- (Exam Topic 2)
Which of the following is a component of the AWS Global infrastructure?

1. A. Amazon Alexa
2. B. AWS Regions
3. C. Amazon Lightsail
4. D. AWS Organizations

Correct Answer: B