CDL GENERAL KNOWLEDGE TEST (LOUISIANA) - PRACTICE TEST
21.
If your vehicle has power steering, during your pre-trip external inspection you must check that:
|
there's a function light.
|
|
|
the engine rpm is down close to
idle.
|
|
|
there are 2 lit red lights indicating it's there.
|
|
|
there are no power steering fluid leaks or damage to the power steering hoses.
|
22.
Name a common cause of tire fires.
|
Bleeding tar
|
|
|
Under-inflated tires
|
|
|
Driver smoking
|
|
|
Overinflated tires
|
23.
A cardboard box on the road:
|
may contain some solid material capable of causing damage.
|
|
|
should always be driven over to avoid sudden direction changes.
|
|
|
is likely to be empty and should not be considered a hazard.
|
|
|
will never damage vehicle parts if driven over.
|
24.
If you get stuck on railroad tracks, you should:
|
get out of the vehicle and away from the tracks.
|
|
|
have a helper push your vehicle.
|
|
|
stay in the vehicle and call for help.
|
|
|
check the engine compartment quickly.
|
25.
If you smell exhaust fumes in the cab, you should:
|
wait for the next stop, then inspect your vehicle.
|
|
|
open the windows.
|
|
|
remember to conduct a post-trip inspection.
|
|
|
stop immediately.
|
26.
Eating while driving is:
|
mandatory when driving alone.
|
|
|
a source of distraction.
|
|
|
a good way to prevent drowsiness and maintain alertness.
|
|
|
a way to be more productive.
|
27.
To renew your Louisiana CDL, your fingerprint background check must be within the most recent:
|
90 days.
|
|
|
30 days.
|
|
|
180 days.
|
|
|
365 days.
|
28.
To avoid becoming distracted while driving, you should:
|
plan your route before you begin driving.
|
|
|
clear the vehicle of any unnecessary objects.
|
|
|
adjust all vehicle controls and mirrors prior to driving.
|
|
|
All of the above.
|
29.
When driving:
|
reading text from an electronic device is permitted, but entering text is not.
|
|
|
both entering text into and reading text from an electronic device is permitted.
|
|
|
entering text into an electronic device is permitted, but reading text is not.
|
|
|
neither entering text into nor reading text from an electronic device is permitted.
|
30.
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
|
|
|
3/32
|
|
|
4/32
|
|
|
2/32
|
Next page
NOT SURE YOU WILL PASS? GET CDL PREMIUM NOW! - Learn More