GA CDL PRACTICE TEST - GENERAL KNOWLEDGE

11. When inspecting brakes, you should look for:
pads with oil, grease, or brake fluid on them.
shoes worn dangerously thin.
cracked drums.
All of the above.
12. When inspecting a vehicle's suspension, you should look for broken or missing leaves in the leaf springs.  If ____ or more are missing, it will put the vehicle out of service.
10%
25%
50%
15%
13. Hydroplaning occurs when:
you push in the clutch to let the drive wheels turn freely.
tire pressure is high.
you release the accelerator too soon.
tires lose traction.
14. Empty trucks have _________ heavily loaded trucks.
the same traction as
more traction than
half the traction than
less traction than
15. When loading cargo, keep the load:
balanced in the cargo area.
to the front.
on the side away from most traffic.
to the rear.
16. When you pull off the road and stop, you should:
turn on the 4-way emergency flashers.
use the taillights.
flash your brake lights.
use your high beams.
17. Vehicle inspections:
are required by state and federal law.
are not required for trips under 50 miles.
are required once a month.
should only be performed by a certified mechanic.
18. Which of the following is a common cause of truck fires?
Short circuits due to loose connections.
Under-inflated tires and duals that touch.
loose fuel connections.
All of the above.
19. If stopped on a hill, how can you start moving without rolling back?
Press on the gas pedal, even if you have to roll back a little.
Release the parking brake before you have applied enough engine power to keep from rolling back.
Partly engage the clutch before you take your right foot off the brake, put on the parking brake if necessary.
None of the above.
20. Blood Alcohol Concentration (BAC) is determined by:
the type of alcohol you drink.
how frequently you drink.
the amount of alcohol you drink.
All of the above.
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