ByteQuiz
Tech trivia by topic. Five questions. Beat the clock.
Free single-player quizzes across web, cloud, security, and more. No accounts, no prizes, no gambling — just speed and knowledge. Choose a category to start.
Choose a quiz
Each round draws five questions from that topic. Scores share one global leaderboard.
HTML & CSS
Markup, styling, and page fundamentals.
JavaScript & TypeScript
Language basics, runtime, and typed JS.
HTTP & APIs
Requests, status codes, and service calls.
Databases
SQL, NoSQL, caching, and storage ideas.
Git & Collaboration
Version control, PRs, and workflows.
DevOps & Cloud
Containers, CI/CD, and infrastructure.
Programming Languages
Popular languages, runtimes, frameworks.
Security
Auth, encryption, and common threats.
Systems & Networking
OS, hardware, DNS, and connectivity.
Tools & Concepts
Dev tools and industry basics.
How it works
- Open any category — the quiz starts right away.
- Answer five multiple-choice questions; the timer starts after your first answer.
- Optionally add a nickname to the shared leaderboard.