AR CDL COMBINATION PRACTICE TEST
11.
The use of brakes on a steep downgrade is:
|
dangerous, and should be avoided at all costs.
|
|
|
much more effective than the engine braking effect.
|
|
|
a supplement to the braking effect of the engine.
|
|
|
the main braking factor.
|
12.
Which of these is NOT part of the basic method for shifting up?
|
Push in the clutch and shift to the higher gear at the same time.
|
|
|
Accelerate while pressing the clutch and turn toward the driver's side.
|
|
|
Release the clutch and press the accelerator at the same time.
|
|
|
Release the accelerator, push in the clutch and shift to neutral at the same time.
|
13.
One way to prevent hydroplaning is to:
|
have less than 4/32 inch tread depth in every major groove on front tires.
|
|
|
use the controlled braking method.
|
|
|
take curves at higher speeds.
|
|
|
make sure you have enough tread on your tires.
|
14.
After supplying air to the trailer brake system, you should check the brake system for crossed air lines by:
|
shutting the engine off so you can hear the brakes.
|
|
|
applying and releasing the trailer brakes and listening for the sound of trailer brakes.
|
|
|
checking the air brake system pressure gauge for signs of major air loss.
|
|
|
All of the above.
|
15.
If the ABS is not working:
|
you still have normal brake functions.
|
|
|
the vehicle will have weak brakes.
|
|
|
the vehicle will have no brakes.
|
|
|
None of the above.
|
16.
When driving on slippery roads, you should NOT:
|
try to anticipate stops early.
|
|
|
go slowly.
|
|
|
use the engine brake.
|
|
|
watch far enough ahead to keep a steady speed.
|
17.
Placards must be at least _____ inches square.
|
5
|
|
|
21.2
|
|
|
9.84
|
|
|
12.6
|
18.
If your truck catches fire, the first thing you should do is to:
|
pull into a service station and call for help.
|
|
|
get off the vehicle, open the hood and start shooting foam to keep the engine cool.
|
|
|
pull off the road and park in an open area.
|
|
|
get the vehicle off the road and park near other vehicles.
|
19.
You must have at least 4/32 inch tread depth in every major groove on front tires and at least ___ inch on other tires.
|
1/32
|
|
|
2/32
|
|
|
4/32
|
|
|
3/32
|
20.
How many red reflective triangles should you carry?
|
5
|
|
|
3
|
|
|
2
|
|
|
6
|
GRADE ME
NOT SURE YOU WILL PASS? GET CDL PREMIUM NOW! - Learn More