Ontario G1 Practice Test · Question
What does a yellow diamond sign with a black symbol of a truck going downhill indicate?
This sign warns drivers, particularly those in heavy vehicles, of a steep downhill grade that may require lower gears or caution.
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Question: What does a yellow diamond sign with a black symbol of a truck going downhill indicate?
Answer options:
- A truck parking area along a slope. ✅ A steep hill or downgrade ahead, especially for heavy vehicles.
- A truck may lose control on this incline.
- Trucks are prohibited from climbing this hill.
Correct answer: A steep hill or downgrade ahead, especially for heavy vehicles.
Explanation: This sign warns drivers, particularly those in heavy vehicles, of a steep downhill grade that may require lower gears or caution.
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Question explanations
- What does an inverted (upside-down) red and white triangle mean?
- A yellow diamond-shaped sign is used to indicate what?
- What does a circular sign with a red border and diagonal line through a black 'P' indicate?
- You are driving in Edmonton and see a flashing amber light on a school bus. What action must you take?
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