59. Heavy vehicles must sometimes travel more slowly than other traffic. Which of these is NOT a good rule to follow when you are driving such a vehicle?
Detailed Explanation
The correct answer is "Signal other drivers when it is safe for them to pass you.". This question tests general CDL knowledge and the safest action expected of a commercial driver. Because the prompt uses negative wording, identify the normally correct safety rules first, then select the exception.
Correct Answer: Signal other drivers when it is safe for them to pass you.
Why This Matters on the CDL Test
Use this as part of your General Knowledge review. The real CDL knowledge test rewards drivers who understand the reason behind each rule, not only the answer letter, so read the explanation and then try a few related questions.
How to Remember It
Say the rule in your own words, then explain why the wrong answers are unsafe or incomplete. That habit makes similar General Knowledge questions easier when the exam changes the wording.
Answer Review
Choose "Signal other drivers when it is safe for them to pass you." because this answer matches the safe CDL action for general knowledge knowledge. On the knowledge test, the safest answer is usually the one that protects space, control, visibility, legal compliance, or inspection accuracy before the vehicle is put at risk.
Why the other answers are weaker
- Stay to the right."Stay to the right." does not best answer this general knowledge knowledge question. When you see a similar option on the CDL permit test, compare it against the exact safety rule and choose the answer that prevents the most immediate risk.
- Turn on your flashers if it is legal to do so."Turn on your flashers if it is legal to do so." does not best answer this general knowledge knowledge question. When you see a similar option on the CDL permit test, compare it against the exact safety rule and choose the answer that prevents the most immediate risk.
Test-Day Checklist
- Read the question once for the topic, then read it again for the exact CDL action being tested in General Knowledge.
- Eliminate answers that sound convenient but skip an inspection, warning sign, or safety step.
- Say the correct rule out loud before moving on so you can recognize it when the exam changes the wording.
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196. You are driving a vehicle that could safely be driven at 55 mph on an open road; but traffic is now heavy, moving at 35 mph, although the speed limit is 55. The safest speed for your vehicle in this situation is most likely:
If driving so slowly that you could impede other drivers, you should:
117. You are driving on a straight, level highway at 50 mph. There are no vehicles in front of you. Suddenly a tire blows out on your vehicle. What should you do first?
242. Which of these statements is true about backing heavy vehicles?
246. You are driving a heavy vehicle and must exit a highway using an off-ramp that curves downhill. You should:
Keep Studying General Knowledge
Question pages help you review one rule at a time. To build test-day speed, move back into the full General Knowledge practice test and answer a mixed set without looking at the explanation first.
State CDL Practice Paths
After you understand this answer, use a state practice path to connect the federal CDL rule with the DMV test pages drivers search for most.