Answer is A

Artifact: Portal that provides customers with on-demand access to AWS compliance documentation and AWS agreements

Answer is A.

AWS Enterprise Support Plan:

- Access to a Technical Account Manager (TAM)

The key word is " reliability ". The answer should be B.

EC2 Instance Store lose their storage if they’re stopped (ephemeral)

So answer: B

Stop guessing capacity is one of the Advantage of AWS Cloud computing, so the correct answer is A.

The correct answer is C.

EC2 and Lambda are both compute services, but only Lambda is AWS managed. The other 2 are not compute services.

There are six design principles for operational excellence in the cloud:

- Perform operations as code

- Annotate documentation

- Make frequent, small, reversible changes

-Refine operations procedures frequently

- Anticipate failure

- Learn from all operational failures

Reference:

https://aws.amazon.com/tools/

D is the answer.

The whole concept of cloud computing is about managing costs, maintain security and flexibility of going global in minutes.

Reference:

https://d1.awsstatic.com/whitepapers/introduction-to-aws-cloud-economics-final.pdf

An edge location is where end-users access services located at AWS.

They are located in most of the major cities around the world and are specifically used by CloudFront (CDN) to distribute content to end-user to reduce latency.

Notes:

Edge location it will be cached for a specific time and any changes it will need to go back to the origin server and update it on in the cache.

--> B is correct.