Disaster recovery · Question 12 of 12

Same scenario, but with differential instead of incremental backups: full backup on Sunday, failure on Thursday morning. What is needed?

1 answer is correct. Hard

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Answer

A The full backup from Sunday and the differential backup from Wednesday

Explanation

Each differential backup contains all changes since the last full backup. The one from Wednesday therefore also includes the changes from Monday and Tuesday. That is why the full backup and the latest differential are enough.

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