Parking & Stopping

Study questions with answers

12 sample Parking & Stopping questions with the correct answer, a short explanation, and the official handbook reference. Read through them, then take the quiz above.

1. 1. If you must stop on a road or shoulder, you must put out your emergency warning devices within:

   Correct answer: 10 minutes

   You must set out your emergency warning devices within ten minutes of stopping on a road or shoulder.

   Source: KY CDL Manual, Sec 2.5 When Parked at the Side of the Road

2. 2. Whenever you leave your vehicle, you should:

   Correct answer: apply the parking brake

   Apply the parking brake when you leave your vehicle; never leave it unattended without the parking brake set or the wheels chocked.

   Source: KY CDL Manual, Sec 2.2 Basic Control

3. 3. You should NOT set the parking brakes if the brakes are:

   Correct answer: very hot from coming down a steep grade

   Hot brakes can be damaged by the heat if the parking brakes are applied; let them cool and chock the wheels instead.

   Source: KY CDL Manual, Sec 5.4 Parking Brakes

4. 4. A bus must stop before a railroad crossing at a distance between:

   Correct answer: 15 and 50 feet from the tracks

   Stop the bus between 15 and 50 feet before railroad crossings, then look and listen in both directions.

   Source: KY CDL Manual, Sec 4.3 Railroad-highway Crossing/Stops

5. 5. On a two-lane road carrying traffic both ways, warning devices go within 10 feet of the vehicle and:

   Correct answer: 100 feet behind and 100 feet ahead of the vehicle

   On a two-way, two-lane road, place devices within 10 feet of the corners and 100 feet behind and ahead of the vehicle.

   Source: KY CDL Manual, Sec 2.5 When Parked at the Side of the Road

6. 6. When stopped on a one-way or divided highway, where should the warning devices be placed?

   Correct answer: At 10 feet, 100 feet, and 200 feet toward approaching traffic

   On a one-way or divided highway, set the warning devices at 10 feet, 100 feet, and 200 feet toward the approaching traffic.

   Source: KY CDL Manual, Sec 2.5 When Parked at the Side of the Road

7. 7. When placing warning triangles, how should you hold them?

   Correct answer: Between yourself and oncoming traffic for your own safety

   Hold the triangles between yourself and oncoming traffic so other drivers can see you while you set them out.

   Source: KY CDL Manual, Sec 2.5 When Parked at the Side of the Road

8. 8. If your vehicle lacks automatic air-tank drains, when should you drain the tanks?

   Correct answer: At the end of each working day

   Drain the air tanks at the end of each working day to remove moisture and oil that could otherwise cause brake failure.

   Source: KY CDL Manual, Sec 5.4 Parking Brakes

9. 9. Before leaving an air-brake vehicle unattended, you must:

   Correct answer: apply the parking brakes or chock the wheels

   Never leave your vehicle unattended without applying the parking brakes or chocking the wheels, or it might roll away and cause harm.

   Source: KY CDL Manual, Sec 5.4 Parking Brakes

10. 10. In freezing temperatures, applying the parking brakes when the brakes are very wet can cause them to:

    Correct answer: freeze so the vehicle cannot move

    Wet brakes set in freezing weather can freeze in place; drive in low gear to dry them before parking.

    Source: KY CDL Manual, Sec 5.4 Parking Brakes

11. 11. In newer air-brake vehicles, how do you apply the parking brakes?

    Correct answer: Pull out a yellow, diamond-shaped knob

    You pull the yellow, diamond-shaped control knob out to set the spring parking brakes and push it in to release them.

    Source: KY CDL Manual, Sec 5.4 Parking Brakes

12. 12. To hold a vehicle in place when you should not use the parking brakes, you can:

    Correct answer: use wheel chocks on a level surface

    Use wheel chocks on a level surface to hold the vehicle when hot or frozen brakes make the parking brake unsafe.

    Source: KY CDL Manual, Sec 5.4 Parking Brakes