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【SAA-C03助理级解决方案架构师认证】
A company observes an increase in Amazon EC2 costs in its most recent bill. The billing team notices unwanted vertical scaling of instance types for a couple of EC2 instances. A solutions architect needs to create a graph comparing the last 2 months of EC2 costs and perform an in- depth analysis to identity the root cause of the vertical scaling. How should the solutions architect generate the information with theLEAST operational overhead?
A : Use AWS Budgets to create a budget report and compare costs based on instance types.
B : Use Cost Explorer's granular filtering feature to perform an in-depth analysis of EC2 costs based on instance types.
C : Use graphs from he AWS Billing and Cost Management dashboard to compare EC2 costs based on instance typ s for the least 2 months.
D : Use AWS Cost and Usage Report to create a report and send it to an Amazon S3 bucket. Use Amazon QuickSight Amazon S3 as a source to generate an interactive graph based on instance types.
正确答案 B
题目解析:
AWS Cost Explorer Hourly and Resource Granularity The Cost Explorer Hourly and Resource level
granularity allows you to access hourly granularity for the past 14 days and resource level granularity for EC2 instances. The cost is $0.01 per 1,000 UsageRecords month. UsageRecords are defined as one line of
usage. For example, one EC2 instance running for 24 hours will generate 24 distinct usage records at the hourly granularity.
https://aws.amazon.com/aws-cost-management/pricin