Class 2 Commercial Driver Practice · Question
Scenario 66: A yellow diamond sign with a truck symbol on a slope means:
Yellow diamond warning signs alert drivers of steep grades where heavy vehicles should downshift. The correct answer is "Steep hill — trucks use lower gear". Th
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Question: Scenario 66: A yellow diamond sign with a truck symbol on a slope means:
Answer options:
- No trucks allowed
- Truck entrance ahead ✅ Steep hill — trucks use lower gear
- Weigh station
Correct answer: Steep hill — trucks use lower gear
Explanation: Yellow diamond warning signs alert drivers of steep grades where heavy vehicles should downshift. The correct answer is "Steep hill — trucks use lower gear". This capacity-fill scenario 66 reinforces the same competency for the class2 bank and follows the certified explanation standard.
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