Your Company Wants to Understand Where Cost Is Coming from in the Company's

question 476

Multiple Choice

Your company wants to understand where cost is coming from in the company's production AWS account. There are a number of applications and services running at any given time. Without expending too much initial development time, how best can you give the business a good understanding of which applications cost the most per month to operate?

• A) Create an automation script which periodically creates AWS Support tickets requesting detailed intra-month information about your bill.
• B) Use custom CloudWatch Metrics in your system, and put a metric data point whenever cost is incurred.
• C) Use AWS Cost Allocation Tagging for all resources which support it. Use the Cost Explorer to analyze costs throughout the month.
• D) Use the AWS Price API and constantly running resource inventory scripts to calculate total price based on multiplication of consumed resources over time.

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Definitions:

Null Hypothesis

A hypothesis that suggests there is no statistical significance between the two specified populations or sets of data.

Test Statistic

A calculated value from sample data used to make a decision about the validity of a hypothesis in statistical hypothesis testing.

P-Value

A measure in statistics that helps in determining the significance of results obtained from a hypothesis test.

Advertising Campaign

A series of advertisement messages that share a single idea and theme intended to market a product or service.