This broken vertical white line indicates that…
Flashing white stripe on bus and taxi traffic lights
- Exclusive signal for **buses and taxis**.
- The **discontinuous vertical white line** means: **they must stop**.
- It applies like a **steady yellow light**: stop before the traffic light; only proceed if stopping is dangerous or impossible.
Keep going with more translated questions, explanations and full tests in the app.
Study real DGT questions in English and check the Spanish meaning with instant translation when you need it.
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Yes. The public page is only the entry point. In the app you can continue with more questions, explanations, translations and progress tracking.
Yes. Web access works together with the app: install ProntoTest, sign in on mobile, and then open the web version by scanning the login QR from the app.
Yes. The English version is written for people preparing the Spanish DGT theory test in English and includes a translation toggle plus app CTA.
Yes. Each public question includes a hint and an explanation block so the page is useful even before you open the app.
