You need to calculate the estimated future availability of a cloud-based IT resource. You determine that only one possible event can occur for the cloud-based IT resource to become unavailable. As a result, you use the following formula to determine a percentage-based availability rating: 100 – ( ( __________________ x downtime in hours ) / __________________ ) x 100 

a. probability event does not occur, measurement period in hours 

b. probability event occurs, measurement period in hours 

c. probability event occurs, uptime in hours 

d. probability event does not occur, uptime in hours.

Answer rating: 100% (QA)

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