In Partnership with Traverse Area District Library

View instructions
The CDL general knowledge test is required to be taken by all CDL applicants. The Michigan CDL test consists of 50 questions. To pass, you must correctly answer at least 40 questions (80%). The general knowledge test covers the contents of the Michigan CDL Manual. All CDL applicants (Class A, B and C) must study the following sections: Driving Safely, Transporting Cargo Safely, Air Brakes (if you plan to operate vehicles equipped with air brakes), Vehicle Inspection Test, Basic Control Skills Test, Road Test. In addition, the Class A CDL test will include questions based on the Combination Vehicles section. Take this CDL practice test now to prepare for the actual MI general knowledge test! To get your CDL, you must pass both the knowledge and skills tests. CDL knowledge tests include: General Knowledge, Passenger Transport, Air Brakes, Combination Vehicles, Hazardous Materials, Tanker Vehicles, Doubles/Triples, School Bus, Firefighter. Depending on what class of license (A, B or C) and endorsements you need, you must take one or more knowledge tests. A special endorsement is also required to drive certain types of vehicles. The following endorsements may be used with a Class A, B or C CDL: HazMat (H), Tank Vehicles (N), Tank Vehicles Transporting Hazardous Materials (X) and Passenger Transport (P). The School Bus endorsement (S) is only available for Class A or B CDL, and the Doubles/Triples endorsement (T) is only available for Class A driver's licenses.
1. To warn drivers behind you when you see you'll need to slow down, you should:
use your headlights.
sound your horn.
flash the brake lights.
2. Why should you avoid driving too near the edge of the road?
To keep other vehicles from passing you.
To get a better view of the road ahead.
Driving too near the edge of the road can cause the top of your vehicle to hit roadside objects.
3. Hydroplaning is most likely to occur:
right after it starts to rain.
when it's been raining for over an hour.
right before it starts to rain.
4. Which of the following does alcohol impair?
Depth perception
Muscle coordination
All of the above.
5. During a pre-trip inspection, you discover a power steering leak. You should:
report the problem and start your trip, driving slower than normal.
report the problem and make arrangements to use another vehicle.
report the problem after your trip and try to stay on schedule.
6. To keep your vehicle from rolling back when you start, you should:
apply the emergency brake whenever necessary.
turn the engine off before you take your foot off the brake.
partly engage the clutch before you take your foot off the brake.
7. If you are driving in fog, you should not:
turn on the 4-way emergency flashers.
slow down.
use high beams.
8. Controlled braking:
involves locking the wheels and then releasing the brakes.
can be used to keep your vehicle in a straight line and allow you to turn if necessary.
must be used when you need to turn sharply while braking.
9. Which of the following statements about driving in very hot weather is true?
If a tire is too hot to touch, keep driving to cool it off.
You should inspect the tires every 2 hours or every 100 miles.
As the temperature of the tire increases, the air pressure of a tire decreases.
10. Why should you cover your cargo?
To protect people from spilled cargo.
To protect the cargo from weather.
All of the above.
 
Page 1 of 5
Next page

MI CDL Test

Number of questions: 50
Correct answers to pass:40
Passing score:80%
Share This Online CDL Test
Rate this CDL Test
4.9 out of 5
based on 330 votes