What is the maximum allowable downtime for a node with a"four nines" (99.99%) service level agreement (SLA) for availability, based on a 30-day month?

Posted by: Pdfprep Category: SCP-500 Tags: , ,

What is the maximum allowable downtime for a node with a"four nines" (99.99%) service level agreement (SLA) for availability, based on a 30-day month?
A . fourseconds
B . fourminutes
C . fourhours
D . fourdays

Answer: B

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