Is the Dark Code programming quiz free?

Yes, all 500+ programming quiz questions on Dark Code are completely free. No account or credit card is required.

What programming topics does the quiz cover?

The quiz covers 8 major categories: Programming Languages (JavaScript, Python, Java, C++, TypeScript, Go, Rust, PHP, Ruby), Computer Science (Data Structures, Algorithms, OS, Networking), Web Development (React, Vue, Angular, Node.js, GraphQL), Data Science & ML, Mobile Development (Flutter, React Native, Swift, Kotlin), DevOps (AWS, Docker, Kubernetes, CI/CD), Cybersecurity, and Blockchain.

How many questions are in each quiz?

Each quiz session presents 20 randomly selected questions from the question pool. You can click 'New Batch' to get a fresh set of 20 different questions anytime.

Can I choose the difficulty level?

Yes. Every quiz offers three difficulty levels: Beginner, Intermediate, and Advanced. You can select your preferred difficulty before starting each quiz session.

Do quiz questions repeat?

Questions are randomly selected from the pool and tracked so you get non-repeating questions within a session. You can reset the pool at any time using the 'Shuffle All Batches' button.

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Test your knowledge across 8 categories. Each quiz shows 20 random questions — pick your topic & difficulty, then reset anytime for a fresh challenge!

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Each quiz picks 20 random questions — select your topic & difficulty, hit Reset for a different set!

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Master Programming
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