Quiz instructions
- No time pressure. You have 24 hours to finish once you start, and there’s no per-question countdown.
- The correct answer is revealed right after you lock in each answer (or skip) — with an explanation where available.
- Answers are final — you can’t go back and change them.
- You need 2 marks out of 3 to pass.
- Your score is free. Verify your phone afterwards (free, one SMS code) to unlock full solutions and explanations.
Marking scheme
| Section | Questions | Marks each | Wrong answer |
|---|---|---|---|
| Basics | 3 | +1 | 0 |