View instructions
The CDL general knowledge test is required to be taken by all CDL applicants. The Maine 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 Maine 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 ME 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. When you take a break in the middle of your trip, you should check:
tires, brakes, lights and cargo securement devices.
heater, defroster and windshield wiper blades.
gauges for signs of trouble.
2. Serious traffic violations include:
erratic lane changes.
driving a CMV without obtaining a CDL.
All of the above.
3. Which of the following is a common cause of truck fires?
Short circuits due to loose connections.
Under-inflated tires and duals that touch.
All of the above.
4. Which of the following statements about overhead clearance is true?
You should assume the heights posted at bridges and overpasses are correct.
The weight of a cargo van changes its height.
If the road causes your vehicle to tilt, you should drive a little closer to the side of the road.
5. After drinking, which of the following can help you sober up?
Drinking black coffee. The caffeine will eliminate the effects of alcohol.
Taking a cold shower.
None of the above.
6. Before entering an intersection, make sure that:
there is sufficient space to clear it.
there's enough room to get at least halfway across.
accelerate smoothly and change gears as necessary.
7. Your vehicle has hydraulic brakes. When you press the brake pedal while driving and the pedal goes to the floor, remember that:
shifting into neutral may help slow the vehicle.
pumping the brake pedal may generate enough hydraulic pressure to stop the vehicle.
the parking brake should never used to slow the vehicle.
8. Empty trucks have the best braking. True or False?
It depends on the cargo.
9. Baffles:
help to prevent cargo overload.
help to control the forward and backward liquid surge.
separate the load.
10. When possible, you should park:
so you will be able to pull forward when you leave.
on the shoulder.
so you will have to back up when you leave.
Page 1 of 5
Next page

ME CDL Practice Test

Number of questions: 50
Correct answers to pass:40
Passing score:80%
Share This Online CDL Test
Rate this CDL Practice Test
4.6 out of 5
based on 187 votes