Topic 4 · Defensive Driving and Safe Driving Practices
You must use your turn signal when:
- Parking only
- Driving straight
- Changing lanes or turning — correct answer
Why
Signal for every lane change and every turn — at least 100 feet before a turn in city driving.
Practise this in the real format
Reading one answer is not the same as sitting the test. The simulator runs the first-time adult form: 36 questions, 6 mistakes allowed, 83% to pass.
Source: California Driver's Handbook (DL 600, rev. 6/2025), the document the DMV writes the real test from. Edited by Fernando Aguilera. Aprobify is not affiliated with the California DMV.
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