Backup Strategy and Operations Questions

Designing, implementing, and operating reliable backup systems that meet business recovery objectives. Topics include deciding what to back up and why, data classification and tiering, mapping Recovery Time Objective and Recovery Point Objective to backup types and cadence, backup frequency and windows to minimize production impact, retention policy design and lifecycle management, storage selection from local fast restores to off site or cloud tiered storage and air gapped copies, deduplication and compression trade offs, application aware backups and quiescing, automation and orchestration of backup workflows, monitoring and alerting for backup health, integrity verification and routine restore drills, encryption and access controls for backup data, cost and capacity planning, and planning restores at scale. Candidates should also be prepared to discuss trade offs, operational runbooks, and how backup operations support compliance requirements.