Part VII — Protecting Data

Chapter 18

Backup Strategies and Disaster Recovery

Domain 7

📖 Key Topics Covered

  • Backup Strategies and
  • Disaster Recovery
  • Define and apply RTO and RPO metrics
  • Why Backups Are Critical
  • The 3-2-1 Backup Rule
  • Backup Types
  • WHAT IT BACKS UP
  • RESTORE SPEED
  • All selected data
  • Fastest (single restore)
  • Backup Security
  • Key DR Metrics
  • RTO (Recovery Time
  • RPO (Recovery Point
  • MTTR (Mean Time to

🔑 Key Terms

Backups Are Critical Backups

See the full definitions in the Glossary and test yourself with Flashcards.

Assessment Tips

💡 Assessment Tip

Know the difference between RTO and RPO: RTO is about time to recover (how long you can be down), RPO is about data loss (how much data you can afford to lose). A shorter RPO requires more frequent backups. Know the three DR site types and their trad