1. Right Answer: B
Explanation: You can monitor your estimated AWS charges by using Amazon CloudWatch. When you enable the monitoring of estimated charges for your AWS account, the estimated charges are calculated and sent several times daily to CloudWatch as metric data. Billing metric data is stored in the US East (N. Virginia) Region and represents worldwide charges. This data includes the estimated charges for every service in AWS that you use, in addition to the estimated overall total of your AWS charges. https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/monitor_estimated_charges_with_cloudwatch.html
2. Right Answer: C
Explanation: https://aws.amazon.com/ec2/pricing/reserved-instances/
3. Right Answer: B
Explanation: Media storage devices used to store customer data are classified by AWS as Critical and treated accordingly, as high impact, throughout their life-cycles. AWS has exacting standards on how to install, service, and eventually destroy the devices when they are no longer useful. When a storage device has reached the end of its useful life, AWS decommissions media using techniques detailed in NIST 800-88. Media that stored customer data is not removed from AWS control until it has been securely decommissioned.https://aws.amazon.com/compliance/data-center/controls/
4. Right Answer: C
Explanation: AWS manages dozens of compliance programs in its infrastructure. This means that segments of your compliance have already been completed.https://docs.aws.amazon.com/whitepapers/latest/aws-overview/security-and-compliance.html
5. Right Answer: D
Explanation: Amazon CloudFront is a fast content delivery network (CDN) service that securely delivers data, videos, applications, and APIs to customers globally with low latency, high transfer speeds, all within a developerfriendly environment. CloudFront is integrated with AWS ' both physical locations that are directly connected to the AWS global infrastructure, as well as other AWS services.https://aws.amazon.com/cloudfront/
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