HTMX quiz

Test your HTMX knowledge with a free interactive quiz — 20 questions with answers and explanations. No signup needed to play.

What is `hx-vals` used for?

1. What is `hx-vals` used for?
2. What does `hx-target` control?
3. What are HTMX "extensions" used for, and how do they relate to the core library?
4. How does HTMX typically integrate with server-side validation errors on a form submission, e.g. a duplicate email address?
5. What are HTMX's "out-of-band" (`hx-swap-oob`) swaps used for?
6. What is the significance of HTMX being framework-agnostic on the backend, unlike many JS frontend frameworks that expect a specific API shape?
7. What is the purpose of the `HX-Request` HTTP header that HTMX automatically adds to its requests?
8. What is `hx-trigger` used for?
9. What does the server typically return in response to an HTMX-triggered request, as opposed to a typical REST API?
10. What is HTMX?
11. What is a common architectural pattern enabled by HTMX called "Hypermedia-Driven Applications" (HDA)?
12. How does HTMX's `hx-indicator` attribute improve UX during a request?

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