AWS - VPC Fundamentals
You want to host a web server accessible from the internet and a database only accessible internally. How should you design your subnets?
You want to host a web server accessible from the internet and a database only accessible internally. How should you design your subnets?
hard📝 Best Practice Q15 of 15
Step-by-Step Solution
Solution:
Step 1: Identify subnet roles for internet access
The web server needs internet access, so it belongs in a public subnet with a route to the internet gateway.Step 2: Secure the database internally
The database should be in a private subnet without direct internet access to keep it secure.Final Answer:
Place the web server in a public subnet and the database in a private subnet. -> Option DQuick Check:
Internet-facing resources in public, internal in private [OK]
Quick Trick: Web server public, database private subnet [OK]
Common Mistakes:
- Putting database in public subnet
- Putting web server in private subnet
- Relying only on security groups without subnet design
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