Not Sure You Will Pass?
Get a Pass Guarantee
Get a Pass Guarantee
UPGRADE TO CDL PREMIUM
1.
If you are being tailgated, you should:
|
avoid quick changes.
|
|
|
increase your following distance.
|
|
|
avoid tricks like turning on your taillights or flashing your brake lights.
|
|
|
All of the above.
|
2.
How do you check that spring brakes come on automatically?
|
On single vehicles, continue to step on and off the brake pedal until the parking brake valve pops out.
|
|
|
On a tractor-trailer combination vehicle, continue to step on and off the brake pedal until the tractor protection valve and the parking brake valve close.
|
|
|
Continue to step on and off the brake pedal until the air pressure falls to the manufacturer’s specification.
|
|
|
All of the above.
|
3.
Emergency brakes must be held on by:
|
hydraulic pressure.
|
|
|
dynamic pressure.
|
|
|
mechanical force.
|
|
|
air pressure.
|
4.
Banked curves:
|
have a safe "design speed".
|
|
|
are reserved for pedestrians.
|
|
|
should always be avoided.
|
|
|
can be taken at any speed.
|
5.
Distracted driving may be caused by _________ while driving.
|
listening to music
|
|
|
maintaining constant speed
|
|
|
eating
|
|
|
All of the above.
|
6.
If you are driving a 30-foot vehicle at 55 mph, you should leave at least _____ between you and the vehicle ahead.
|
2 seconds
|
|
|
5 seconds
|
|
|
3 seconds
|
|
|
4 seconds
|
7.
When confronted by an aggressive driver, you should:
|
avoid eye contact.
|
|
|
make every attempt to get out of their way.
|
|
|
call the police, if you have a cell phone and can do it safely.
|
|
|
All of the above.
|
8.
Supply pressure gauges tell drivers:
|
how much air pressure they are applying to the brakes.
|
|
|
how much pressure is in the air tanks.
|
|
|
how much pressure the relay valves should send to the trailer brakes.
|
|
|
All of the above.
|
9.
An anti-lock braking system (ABS):
|
should help you steer around an obstacle while braking.
|
|
|
helps you avoid wheel lock up.
|
|
|
helps you avoid skids caused by over braking.
|
|
|
All of the above.
|
10.
Typically an air system is fully-charged at:
|
25 psi
|
|
|
250 psi
|
|
|
75 psi
|
|
|
125 psi
|
Next page
NOT SURE YOU WILL PASS? GET CDL PREMIUM NOW! - Learn More
Rate This Free Test