AWS - Architecture Best Practices
In a multi-tier AWS architecture, which tier is usually placed in a private subnet to protect sensitive data?
In a multi-tier AWS architecture, which tier is usually placed in a private subnet to protect sensitive data?
medium📝 service behavior Q13 of 15
Step-by-Step Solution
Solution:
Step 1: Identify tiers and their security needs
The database tier holds sensitive data and needs strong protection.Step 2: Determine subnet placement
Private subnets restrict internet access, ideal for databases to prevent direct exposure.Final Answer:
Database tier -> Option AQuick Check:
Database = private subnet for security [OK]
Quick Trick: Sensitive data stays in private subnet (database) [OK]
Common Mistakes:
- Placing web tier in private subnet
- Assuming load balancer is in private subnet
- Confusing application tier with database tier
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