Not service definitions. Not "what is EC2." These are the actual decision points that trip people up when building on AWS. The ones where you pick wrong, get the bill or the outage, and then learn the hard way.
I put together a visual breakdown of each one:
I teach these exact patterns inside CloudDojo, with practice questions built around each decision. Free courses, timed practice tests, and an AI coach that tracks where you're slipping. Check it out at clouddojo.tech.
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