Security Operations第 74 / 100 题
Which metric defines the maximum acceptable time to restore a service after an outage?
a.RPO
b.MTBF
c.MTTF
d.RTO
解析
The recovery time objective (RTO) is the target duration within which a service must be restored after disruption. It drives decisions about redundancy and recovery capability. Meeting the RTO limits business impact from downtime.
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