Test your JavaScript knowledge with 25 exam-style questions. Get an instant score, find your weak spots, and know if you're job-ready — no sign-up required.
This quiz covers modern JavaScript from fundamentals to ES6+ features. Questions are based on what employers 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. Easy mode gives you beginner-level questions only; Medium mode adds intermediate questions.
Questions cover modern JavaScript (ES6 and beyond), including arrow functions, destructuring, Promises, async/await, spread/rest operators, and modules.
Yes. The questions reflect what JavaScript engineers are commonly tested on in technical screening rounds at software companies.
Completely free, no account needed. Just pick a difficulty and start.
An instant readiness score (0–100), pass likelihood, a topic-by-topic accuracy breakdown, and a list of weak areas to focus on.
Free. No sign-up. Results in under 20 minutes.