In this course’s sense, an “agent” is a system where an LLM:

“Human-in-the-loop” design means:

Why does the course stress human oversight of text classifiers?

Semantic search differs from keyword search because it:

Tokenization in text mining means:

If chunks are too large, a common downside is that:

Before letting an agent act autonomously on a real business process, a manager should:

A vector database in a RAG system stores:

Chunk size and the number of retrieved passages can affect RAG answer quality.

Staying current matters because AI tools and best practices change quickly.