Not Sure You Will Pass?
Get a Pass Guarantee
Get a Pass Guarantee
UPGRADE TO CDL PREMIUM
1.
Texting while operating a commercial motor vehicle is:
|
acceptable if you are contacting your supervisor.
|
|
|
only allowed at night.
|
|
|
illegal.
|
|
|
acceptable if you are contacting your dispacther.
|
2.
Your vehicle has air brakes. To stop, you should:
|
push the brake pedal down.
|
|
|
release the accelerator, push in the clutch, and shift to Neutral at the same time.
|
|
|
pull the parking brake control knob out.
|
|
|
pump the brake pedal 3 times.
|
3.
If the safety relief valve in the air brake system releases air:
|
this will supply more power to the brakes.
|
|
|
something is wrong.
|
|
|
the valve is fully operational.
|
|
|
this will supply more power to the drive wheels.
|
4.
To prevent a rollover, the driver should:
|
make quick lane changes if possible.
|
|
|
pay extra attention to the coolant level.
|
|
|
drive on the shoulder if possible.
|
|
|
drive slowly around corners, on ramps, and off ramps.
|
5.
When driving with more than one trailer, the _______ trailer should be the first one behind the tractor.
|
heaviest
|
|
|
lightest
|
|
|
shortest
|
|
|
longest
|
6.
In a dual air brake system, if one air system is very low on pressure:
|
the effect won't be noticeable for the first 50 miles.
|
|
|
you should pump the brakes to restore pressure.
|
|
|
you should drive and brake as you always have.
|
|
|
either the front or rear brakes will not be operating fully.
|
7.
Air tank drains:
|
are used to remove water and oil from the air tanks.
|
|
|
are used to move air to the brakes.
|
|
|
should not be used in wet weather.
|
|
|
protect the tanks and the rest of the system from too much pressure.
|
8.
When you push in the red trailer air supply knob, this will:
|
open the emergency line shut-off valve at the rear of the last trailer.
|
|
|
disconnect the air lines from the trailer.
|
|
|
supply air to the emergency supply lines.
|
|
|
disconnect the electrical connector.
|
9.
Most heavy trucks with manual transmissions require ____ to change gears.
|
double clutching
|
|
|
single clutching
|
|
|
triple clutching
|
|
|
None of the above.
|
10.
Which of the following will off-track the most?
|
The rear wheels of the last trailer.
|
|
|
The rear wheels of the tractor.
|
|
|
The front wheels of the last trailer.
|
|
|
The front wheels of the tractor.
|
Next page
NOT SURE YOU WILL PASS? GET CDL PREMIUM NOW! - Learn More
Rate This Free Test