[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"cheat-sheet---en":3,"domain-info---en":3,"topic-info----en":3,"next-aws-certified-cloudops-engineer-associate-reliability-business-continuity-backup-restore-and-disaster-recovery-database-restore-strategies-en":4,"lesson-aws-certified-cloudops-engineer-associate-reliability-business-continuity-backup-restore-and-disaster-recovery-database-restore-strategies-en":20,"prev-aws-certified-cloudops-engineer-associate-reliability-business-continuity-backup-restore-and-disaster-recovery-database-restore-strategies-en":32},null,{"locked":5,"reason":6,"meta":7,"item":3},true,"paywall",{"title":8,"description":9,"isFree":10,"estimatedMinutes":11,"difficulty":12,"learningObjectives":13},"Storage Versioning and Replication","S3 versioning states, delete markers, and the two very different deletes; Object Lock for immutability; and S3 Replication including what it silently refuses to copy and how Batch Replication and Replication Time Control close those gaps.",false,26,"intermediate",[14,15,16,17,18,19],"Describe the three S3 versioning states and explain why versioning can never be turned back off","Predict the result of a DELETE with and without a version ID on a versioning-enabled bucket","Configure lifecycle rules that control the storage cost versioning creates","Compare S3 Object Lock retention modes and legal holds, and relate them to Backup Vault Lock","List what S3 Replication does not replicate by default and choose the feature that closes each gap","Choose between CRR, SRR, Batch Replication, and Replication Time Control for a stated requirement",{"locked":5,"reason":6,"meta":21,"item":3},{"title":22,"description":23,"isFree":10,"estimatedMinutes":24,"difficulty":12,"learningObjectives":25},"Database Restore Strategies","RDS automated backups and point-in-time recovery, manual snapshots and cross-Region copies, Aurora continuous backups, cloning and Backtrack, and DynamoDB PITR, including the settings every restore silently leaves behind.",28,[26,27,28,29,30,31],"Explain how RDS combines daily snapshots with 5-minute transaction log uploads to make point-in-time recovery possible","Predict the latest restorable time for a DB instance and the data loss a restore to that point implies","Distinguish automated backups from manual snapshots by retention, deletion behavior, and quota","Choose between point-in-time recovery, snapshot restore, Aurora cloning, and Aurora Backtrack for a given recovery scenario","List what a DynamoDB restore does not carry over and why that matters to your RTO","Plan the endpoint cutover that every RDS restore requires, because a restore never replaces the source",{"locked":5,"reason":6,"meta":33,"item":3},{"title":34,"description":35,"isFree":10,"estimatedMinutes":11,"difficulty":12,"learningObjectives":36},"AWS Backup and Snapshots","How EBS snapshots actually store data incrementally, when to automate them with Amazon Data Lifecycle Manager versus AWS Backup, and how backup plans, vaults, cross-Region and cross-account copies, and Vault Lock combine into a policy you can prove.",[37,38,39,40,41,42],"Explain how EBS snapshots store data incrementally and predict what deleting one snapshot actually frees","Distinguish a crash-consistent snapshot from an application-consistent one and know when the difference matters","Choose between Amazon Data Lifecycle Manager and AWS Backup for a given automation requirement","Build an AWS Backup plan with lifecycle rules, cross-Region copy, and cross-account copy, and explain what each protects against","Compare Vault Lock governance mode with compliance mode and state what becomes irreversible after the grace period","Describe how restore testing validates an RTO instead of assuming it"]