Ravi Sir's Cards › AWS
What does serverless mean if servers still exist?
What is a VPC: your own private network inside one AWS Region, example ThreeTierVpc 10.0.0.0/16.
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What this card says
What it is
Servers still run your code, but AWS owns patching, scaling and capacity.
Why it matters
You focus on functions and events, not OS updates at 2 AM.
How / example
Example: Lambda scales with S3 uploads; you never SSH to add boxes.