Lesson 9: How RAG Actually Works

Last updated: 2026-04-20

Understanding the mechanics — embeddings, vector databases, retrieval, and prompt templates — turns RAG from a buzzword into something you can reason about.

Lesson 9: How RAG Actually Works

Blackboard

Concepts

10 min

Pause and Think

Practice Question

Question

Does not count for certificate

Choose one answer, use the hint if needed, then check your answer.

Use the hint before checking if you need a nudge.

Choose one answer, then click Check Answer.