Not Sure You Will Pass?
Get a Pass Guarantee
Get a Pass Guarantee
UPGRADE TO CDL PREMIUM
1.
Which of the following is not a type of retarder?
|
Hydraulic
|
|
|
Electric
|
|
|
Pressure
|
|
|
Exhaust
|
2.
The best way to recognize that your trailer has started to skid is:
|
by seeing it in your mirrors.
|
|
|
by recognizing tire failure.
|
|
|
by opening the window and feeling the front of the mirror.
|
|
|
by feeling the brakes come on.
|
3.
If the low air pressure warning light comes on, you should:
|
stop immediately.
|
|
|
continue to drive normally.
|
|
|
call for help.
|
|
|
set the parking brake.
|
4.
With the air pressure built up to governor cutoff, the maximum leakage rates per minute are ___ psi for single vehicles and ___ psi for a combination of 2 vehicles.
|
5; 6
|
|
|
3; 2
|
|
|
4; 5
|
|
|
3; 4
|
5.
When the spring brakes are on, you should never:
|
decrease your speed.
|
|
|
push the brake pedal down.
|
|
|
change lanes.
|
|
|
upshift.
|
6.
In vehicles with air brakes, the two markings on a front brake limiting valve are:
|
normal and slippery.
|
|
|
left and right.
|
|
|
wet and dry.
|
|
|
high and low.
|
7.
You are coming down a long, steep downgrade. Which of the following is a sign that your brakes may have started to fade?
|
The brake pedal feels spongy or goes to the floor.
|
|
|
The steering feels heavy.
|
|
|
You hear a loud "bang".
|
|
|
You have to apply your brakes harder and harder to get the same stopping power.
|
8.
When backing a trailer, turn the wheel right to make the cab go ________ and the trailer go ________.
|
left; left
|
|
|
right; right
|
|
|
right; left
|
|
|
left; right
|
9.
Front wheel braking is good:
|
under all conditions.
|
|
|
Never.
|
|
|
only in wet conditions.
|
|
|
only in good weather.
|
10.
When driving a 60 foot truck at 35 mph in ideal conditions, you should keep at least _______ of space in front of you.
|
5 seconds
|
|
|
4 seconds
|
|
|
12 seconds
|
|
|
6 seconds
|
Next page
NOT SURE YOU WILL PASS? GET CDL PREMIUM NOW! - Learn More
Rate This Free Test