CDL Combination Test (2024) - FREE Oklahoma CDL Practice Test

1. Before entering an intersection, make sure that:

there's enough room to get at least halfway across.
accelerate smoothly and change gears as necessary.
there is sufficient space to clear it.

2. Rollovers happen when drivers:

3. After the pre-trip inspection, drivers should inspect their cargo and its securing devices again within ________ after beginning the trip.

4. When driving trucks with trailers, drivers should:

avoid making sudden movements with the steering wheel.
push the brake pedal to the floor when braking.
make quick lane changes.

5. If a worker is close to the roadway in a work zone, you should:

drive at the posted speed limit.
pull off the road and stop.
reduce your speed below the posted speed limit.

6. To prevent rollover, you should:

drive slowly around corners.
drive in the left lane.
drive on the shoulder of the road when possible.

7. What is a tractor jackknife?

When the wheels of a trailer lock up, and the trailer swings around.
When a drive-wheel skid lets the trailer push the towing vehicle sideways.
None of the above.

8. Which of these statements about brakes is true?

Brake fade does not result from excessive heat.
The lighter the vehicle, the more heat the brakes absorb to stop it.
None of the above.

9. When connecting the glad hands, you should press the two seals together with the couplers at a ______ angle to each other.

10. When looking at your cargo covers in the mirrors while driving, you must be aware that a flapping cover:

keeps the cargo cool.
can tear loose, uncovering the cargo.
helps keep the cargo as close to the ground as possible.

COMBINATION TEST OKLAHOMA - PRACTICE TEST