AWS - RDS and Relational DatabasesA user sets the backup retention period to 0 days in their RDS instance configuration. What is the likely outcome?AThe configuration will cause an errorBBackups are retained indefinitelyCBackups are taken daily and stored for 1 dayDBackups are disabled, reducing costCheck Answer
Step-by-Step SolutionSolution:Step 1: Understand backup retention periodSetting retention to 0 disables automated backups.Step 2: Effect on cost and backupsNo backups means no backup storage cost but no point-in-time recovery.Final Answer:Backups are disabled, reducing cost -> Option DQuick Check:Backup retention 0 = Backups off [OK]Quick Trick: 0 days retention disables backups, lowers cost [OK]Common Mistakes:MISTAKESAssuming backups still runExpecting error on 0 daysThinking backups are retained 1 day
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