Unit support · must
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Identify the operational decision, its business constraint, and the minimum required privilege or recovery objective before choosing a tool or action.
Do not confuse a bootstrap administrator with a routine operational role.
Recovery Point Objective · RPO · 目標復旧時点
The maximum acceptable amount of data loss measured in time.
Why it matters: It turns a business loss tolerance into a backup and recovery requirement.
Next: Compare the objective with the backup frequency in the linked Unit.
Recovery Time Objective · RTO · 目標復旧時間
The target time for restoring a service after an interruption.
Why it matters: It guides recovery procedures, staffing, and the level of automation required.
Next: Open the related Skill Drill and choose the first decision a business owner must make.