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Google Cloud Certified Cloud Digital Leader Cloud Digital Leader · Domain 6: Scaling with Google Cloud operations

Reliability and disaster recovery: redundancy across zones and regions, backups, RTO and RPO

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Last reviewed September 25, 2026 · Leer en español

Failures are inevitable: disks fail, software has bugs, people make mistakes and occasionally a whole data center or region has problems. Reliable systems are designed to keep working, or to recover quickly, when things go wrong. The cloud makes many reliability techniques easier and cheaper, but they still must be chosen and configured.

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