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You need a highly available, MySQL-compatible database with automatic failover in AWS. Which RDS engine should you select?

hard📝 Application Q9 of 15
AWS - RDS and Relational Databases
You need a highly available, MySQL-compatible database with automatic failover in AWS. Which RDS engine should you select?
Aaurora-mysql
Bmysql
Cmariadb
Doracle-se2
Step-by-Step Solution
Solution:

  1. Step 1: Understand high availability options

    Aurora MySQL offers built-in high availability and automatic failover.

  2. Step 2: Compare with other engines

    Standard MySQL and MariaDB support Multi-AZ but Aurora provides better performance and failover.

  3. Final Answer:

    Select aurora-mysql for high availability and failover -> Option A

  4. Quick Check:

    High availability MySQL = aurora-mysql [OK]
Quick Trick: Aurora MySQL has built-in failover [OK]
Common Mistakes:
  • Choosing standard MySQL for best failover
  • Confusing MariaDB with Aurora
  • Selecting Oracle for MySQL compatibility

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