MO. CDL Practice Test
Which of the following is most likely to get stuck on raised railroad crossings?
A. A low-slung car carrier.
B. A single axle tractor making a return journey empty.
C. A single axle tractor pulling a regular trailer.
D. An empty moving van. - A. A low slung car carrier.
Is it true that as long as the engine is not over heated it is completely safe to remove the
radiator cap?
A. Yes as long as there is no overflow.
B. Yes as long as the radiator isn't damaged.
C. Yes.
D. No. - D. No.
Which of the following should you do when confronted by an aggressive driver?
A. Ignore rude gestures and refuse to react negatively.
B. If you can safely do it, call the police from a cell phone.
C. Avoid eye contact.
D. All the above - D. All the above.
Retarders keep you from skidding on the road because...
A. They don't - you skid more easily with retarders.
B. They help reduce your reaction distance.
C. They give you more control over your brakes.
D. They help you control your speed. - A. They don't - you skid more easily with
retarders.
If you have an automatic transmission, when should you downshift?
A. When you start to get drowsy.
B. When you have trouble going fast enough.
C. When you feel you're driving too fast.
D. When you're going down steep grades. - D. When you're going down steep grades.
What happens when you let the air out of hot tires?
A. This is a good idea so the extra pressure is relieved.
B. It has no effect at all.
C. It will cool them down. You will be able to continue your journey sooner.
D. This is a bad idea because when the tires cool off, the pressure will be too low. - D.
This is a bad idea because when the tires cool off, the pressure will be too low.
What is the main difference between aggressive driving and road rage?
A. Outcome of situation.
B. Level of anger.
, C. Intent to do harm or physical assault.
D. All of the above. - C. Intent to do harm or physical assault.
Which of the following is NOT a key steering component?
A. Leaf spring.
B. Steering shaft.
C. Gear box.
D. Tie rod. - A. Leaf spring.
Under which of the following situations will you NOT lose your hazardous materials
endorsement in the state of Missouri?
A. You are not a lawful, permanent resident of the United States.
B. You have unpaid parking tickets.
C. You are wanted for certain felonies.
D. You are convicted of certain felonies in military court. - B. You have unpaid parking
tickets.
The minimum safe tread depth for other tires besides front tires is...
A. 4/32-inch.
B. 1 inch.
C. 2/32-inch.
D. 8/32-inch. - C. 2/32-inch.
Which of the following should you check during your trip?
A. Pressure gauges.
B. Mirrors.
C. Cargo covers.
D. All of the above. - D. All of the above.
Where should you place your warning devices, if you must stop on a one-way or divided
highway?
A. 50 feet, 100 feet, and 150 feet toward approaching traffic.
B. 20 feet, 50 feet, and 100 feet toward approaching traffic.
C. 100 feet, 200 feet, and 300 feet toward approaching traffic.
D. 10 feet, 100 feet, and 200 feet toward approaching traffic. - D. 10 feet, 100 feet, and
200 feet toward approaching traffic.
What action should you do before driving while drowsy?
A. Drink energy drinks.
B. Pull off the road and get some sleep.
C. Open your vehicle winds for some fresh air.
D. Drink a cup of coffee. - B. Pull off the road and get some sleep.
What is the most important and obvious reason to perform a vehicle inspection,
according to the state of Missouri?
A. Make sure your paint is not chipped.
Which of the following is most likely to get stuck on raised railroad crossings?
A. A low-slung car carrier.
B. A single axle tractor making a return journey empty.
C. A single axle tractor pulling a regular trailer.
D. An empty moving van. - A. A low slung car carrier.
Is it true that as long as the engine is not over heated it is completely safe to remove the
radiator cap?
A. Yes as long as there is no overflow.
B. Yes as long as the radiator isn't damaged.
C. Yes.
D. No. - D. No.
Which of the following should you do when confronted by an aggressive driver?
A. Ignore rude gestures and refuse to react negatively.
B. If you can safely do it, call the police from a cell phone.
C. Avoid eye contact.
D. All the above - D. All the above.
Retarders keep you from skidding on the road because...
A. They don't - you skid more easily with retarders.
B. They help reduce your reaction distance.
C. They give you more control over your brakes.
D. They help you control your speed. - A. They don't - you skid more easily with
retarders.
If you have an automatic transmission, when should you downshift?
A. When you start to get drowsy.
B. When you have trouble going fast enough.
C. When you feel you're driving too fast.
D. When you're going down steep grades. - D. When you're going down steep grades.
What happens when you let the air out of hot tires?
A. This is a good idea so the extra pressure is relieved.
B. It has no effect at all.
C. It will cool them down. You will be able to continue your journey sooner.
D. This is a bad idea because when the tires cool off, the pressure will be too low. - D.
This is a bad idea because when the tires cool off, the pressure will be too low.
What is the main difference between aggressive driving and road rage?
A. Outcome of situation.
B. Level of anger.
, C. Intent to do harm or physical assault.
D. All of the above. - C. Intent to do harm or physical assault.
Which of the following is NOT a key steering component?
A. Leaf spring.
B. Steering shaft.
C. Gear box.
D. Tie rod. - A. Leaf spring.
Under which of the following situations will you NOT lose your hazardous materials
endorsement in the state of Missouri?
A. You are not a lawful, permanent resident of the United States.
B. You have unpaid parking tickets.
C. You are wanted for certain felonies.
D. You are convicted of certain felonies in military court. - B. You have unpaid parking
tickets.
The minimum safe tread depth for other tires besides front tires is...
A. 4/32-inch.
B. 1 inch.
C. 2/32-inch.
D. 8/32-inch. - C. 2/32-inch.
Which of the following should you check during your trip?
A. Pressure gauges.
B. Mirrors.
C. Cargo covers.
D. All of the above. - D. All of the above.
Where should you place your warning devices, if you must stop on a one-way or divided
highway?
A. 50 feet, 100 feet, and 150 feet toward approaching traffic.
B. 20 feet, 50 feet, and 100 feet toward approaching traffic.
C. 100 feet, 200 feet, and 300 feet toward approaching traffic.
D. 10 feet, 100 feet, and 200 feet toward approaching traffic. - D. 10 feet, 100 feet, and
200 feet toward approaching traffic.
What action should you do before driving while drowsy?
A. Drink energy drinks.
B. Pull off the road and get some sleep.
C. Open your vehicle winds for some fresh air.
D. Drink a cup of coffee. - B. Pull off the road and get some sleep.
What is the most important and obvious reason to perform a vehicle inspection,
according to the state of Missouri?
A. Make sure your paint is not chipped.
