Test your React knowledge with 25 exam-style questions. Get an instant readiness score, find your weak spots, and know if you're ready for your next React interview — no sign-up required.
This quiz covers React fundamentals through advanced hooks. Questions mirror what frontend engineering interviews and certification bodies actually test.
Choose Easy, Medium, or Full test depending on where you are in your learning.
One question at a time. Click an answer and get instant feedback with a full explanation.
See your readiness score (0–100), pass likelihood, and a topic-by-topic breakdown.
The full test (Hard mode) has 25 questions across 7 topics. Easy mode gives beginner questions only; Medium mode adds intermediate questions.
Questions focus on modern React (v16.8+) with hooks. Class components are covered briefly as exam context, but the emphasis is on functional components and hooks.
Yes. Questions are modelled on what frontend engineers are tested on in technical screens at software companies using React.
Completely free, no account needed. Pick a difficulty and start.
An instant readiness score (0–100), pass likelihood, a topic-by-topic accuracy breakdown, and a list of your weak areas to study next.
Free. No sign-up. Results in under 20 minutes.