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Foundations checkpoint

You've finished the Foundations chapter. Take a minute to make sure the core ideas stuck.

There are 15 questions in the bank — each visit picks 5 at random, so retaking gives you different ones. If you miss one, the result card tells you exactly which page to revisit.

You must pass (≥ 60%) to unlock the Next button at the bottom.

Required checkpoint

Foundations checkpoint

Pass to unlock the Next button below

If you missed more than 2​

Re-read the linked pages. Don't push through to chapter 2 with foundation gaps — every later decision (which model? when to RAG? when to agent?) compounds on the basics.

If you got them all​

You have a working mental model of how modern LLM systems are built. Ship something. Then come back for the next chapter.

Got them? → On to Chapter 2: Roadmap.