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Why is high availability a critical feature in managed databases for production environments?

hard📝 Conceptual Q10 of 15
AWS - RDS and Relational Databases
Why is high availability a critical feature in managed databases for production environments?
AIt disables automatic backups
BIt ensures the database remains accessible during failures
CIt requires manual failover by the user
DIt limits database connections
Step-by-Step Solution
Solution:

  1. Step 1: Define high availability in managed databases

    High availability means the database stays accessible even if some parts fail.

  2. Step 2: Evaluate options

    It ensures the database remains accessible during failures correctly describes this; others describe incorrect or negative effects.

  3. Final Answer:

    It ensures the database remains accessible during failures -> Option B

  4. Quick Check:

    High availability = C [OK]
Quick Trick: High availability keeps services running during failures [OK]
Common Mistakes:
MISTAKES
  • Thinking failover is manual
  • Believing backups are disabled
  • Assuming connection limits

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