Ravi Sir's Cards › AWS
Who manages the server?
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
Who manages the server?
AWS Lambda
You upload code; AWS runs and scales it.
Amazon EC2
You pick, patch and size a virtual server.
Key points
Pay per request and duration.
Pay while the instance runs, even idle.
Example
Thumbnail on S3 upload.
Use when
Short event-driven work.
Long jobs, special OS, GPUs.