CDL Test Flashcards Updated 2024

CDL Test Flashcards ( Updated 2024 ) Complete Questions & Answers (Solved) 100% Correct

1. Truck escape ramps:

• Cannot be used by certain types of heavy vehicles.
• Are designed to protect vehicles from damage.
• Should not be used unless you have first tried all other ways to save your vehicle after brake

failure.

• All of the above.

Answer: Are designed to protect vehicles from damage.

• 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:

a.55 MPH

• 45 MPH
• 35 MPH
• 25 MPH

Answer: 35 MPH

3. Every time you park your vehicle and shut the engine off you should:

• Leave it in gear (if it has a manual transmission).
• Apply the parking brake.
• Turn the steering wheel as far to the left as you can.
• Do all the above.

Answer: Apply the parking brake.

• Which of these describes how you should use the brake pedal on a steep downhill grade?
• Release the brake when you are 5 MPH below your safe speed, then let your speed come

back up to your safe speed and repeat braking again, (bring you speed down 5 MPH below your safe speed.)

• With stronger pressure as the vehicle goes downhill.
• Light steady pressure.
• Light, pumping action.

Answer: Release the brake when you are 5 MPH below your safe speed, then let your speed come back up to your safe speed and repeat braking again, (bring you speed down 5 MPH below your safe speed.)

• For an average commercial vehicle, being driven at 55 MPH on dry pavement it will take about

to bring the vehicle to a stop.

• The length of a vehicle.
• Half the length of a football field. 1 / 3

• Twice the length of the vehicle.
• The length of a football field.

Answer: The length of a football field.

• Which of these statements about certain types of cargo is true?
• Oversize loads can be hauled without special permits during times when the roads are not

busy.

• When liquids are hauled, the tank should always be loaded totally full.
• Unstable loads such as hanging meat or livestock require extra caution on curves.
• Loads that consist of liquids in bulk do not present vehicle handling problems because they

are usually very heavy.Answer: Unstable loads such as hanging meat or livestock require extra caution on curves.Which of these statements about backing a heavy vehicle is true? a. Backing is always dangerous.

• Which of these statements about backing a heavy vehicle is true?
• Backing is always dangerous.
• You should back and turn toward the driver's side whenever possible.
• You should use a helper and communicate with hand signals.
• All of the above are true.

Answer: Backing is always dangerous.

• When should you wear seat belts?
• Only in states where it is required by law.
• Any time you are in a moving vehicle.
• Only when engaged in interstate commerce.
• Only when traveling on a highway.

Answer: Any time you are in a moving vehicle.

The most common cause of serious vehicle skids is: a.

9. The most common cause of serious vehicle skids is:

• Driving too fast for road conditions.
• Poorly designed roads.
• Poorly adjusted brakes.
• Poorly adjusted brakes.

Answer: Driving too fast for road conditions.

10. If you are being tailgated, you should:

• Signal the tailgater when it is safe to pass.
• Speed up.
• Flash your brake lights.
• Increase the space in front of you. 2 / 3

Answer: Increase the space in front of you.

11. The parking brake should be tested while the vehicle is:

• Moving slowly.
• Moving at highway speed.
• Going downhill.
• Parked

Answer: Parked

12. A drivers trip log, if required:

• May be brought up to date once a week.
• Is also called a
• Must be shown immediately when an officer requests it.
• All of the above.

Answer: Must be shown immediately when an officer requests it.

• Should the pre-trip inspection report from the last driver be reviewed during your pre-trip

inspection?

• Yes
• No

Answer: Yes

• If you are stopped at a roadside rest and found to have a BAC (Blood Alcohol

Concentration) of .02 you will:

• In trouble with the dispatcher
• Be placed out of service for 24 hours
• Be placed out of service for 48 hours
• Be placed out of service for 72 hours

Answer: Be placed out of service for 24 hours

15. When roads are slippery, you should:

• Stop and test the traction while going up hills.
• Drive alongside other drivers.
• Decreases the distance that you look ahead of your vehicle.
• Make turns as gently as possible.

Answer: Make turns as gently as possible.

• While driving, you see a small (1 foot square) cardboard box ahead in your lane. You

should:

• Steer around it when it is safe to do so.
• Hit it with your vehicle to knock it off the road.
• Brake hard to avoid hitting it.
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