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Commercial Driver’s License (CDL) Exam General Knowledge Test
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Commercial Driver’s License (CDL) Exam General Knowledge Test
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25 Questions

1. To prevent truck fires, you should inspect your vehicle
2. When driving baffled liquid tanks,
3. Shippers must write the name of the hazard class of hazardous products
4. Which of the following is true about empty trucks
5. You are driving on slippery ice. Your rear-drive wheels lock and you begin to skid. Which of the following is the best action to take
6. A broken coolant hose while driving
7. The Federal Hazardous Materials Table names materials that are hazardous. If you are transporting any of these materials,
8. Which of the following statements is true about alcohol
9. Which of the following is a good thing to do when driving at night
10. To correct a drive-wheel braking skid you should
11. Which of the following should you NOT do if you suspect that one of your vehicle’s tires has blown out
12. You are approaching a vehicle for a pre-trip inspection. What should be the first step
13. Which of the following should you NOT do in the event of air brake failure where there was a major air leak in the system
14. A skid happens when tires lose their grip on the road. To prevent skidding, you should
15. Two possible causes of tire fires are
16. What is the correct placement of warning devices when parked on the shoulder of a one-way or divided highway
17. To go down a long, steep hill you should
18. If you are transporting livestock,
19. Which of the following about covering cargo is NOT true
20. Which of the following statements about loading heavy or dense liquid is true
21. One of the steps in shifting up is to
22. Possession or use of drugs while on duty is prohibited by law except when
23. Which of the following contains more alcohol
24. How often must drivers of trucks and truck tractors conduct a safety inspection
25. You are driving on a rainy day and the drive wheels begin to spin. To keep control of the vehicle, which of the following is the best action to take

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