CDL PRACTICE TEST - GENERAL KNOWLEDGE (INDIANA)

11. You should check air pressure and temperature gauges:
as often as is practical.
at the end of each trip.
at the beginning of each trip.
every time you stop.
12. Which of the following is a reason to cover cargo?
To protect people from spilled cargo
To contain a spill
To protect the cargo from weather
All of the above.
13. The tractor protection valve:
keeps air from going out if the air compressor develops a leak.
keeps air in the brake system should the trailer develop a bad leak.
keeps your wheels from locking up when you brake hard.
prevents the trailer from being accidentally released.
14. Which of the following should you check for looseness, damage, sticking or improper settings?
Steering wheel
Brake controls
Transmission controls
All of the above.
15. Engine oil pressure should come up to normal within _________ after the engine is started.
two minutes
ten minutes
seconds
five minutes
16. Suspension system defects include:
cracked or broken spring hangers.
steering wheel play of more than 10 degrees.
rust around wheel nuts.
All of the above.
17. If you recognize a distracted driver on the road, you should:
try to pass them.
give them plenty of room.
flash your brake lights at them.
follow them closely.
18. How should you apply the brakes when going down a steep downgrade?
Apply the brakes whenever you reach your safe speed, until your speed has been reduced to 5 mph below your safe speed.
Apply the brakes as hard as you can without locking the wheels.
You should not brake, and only use engine braking to prevent brake failure.
Apply the brakes when you reach the bottom of the downgrade.
19. Water in the brakes can cause the brakes to:
be weak or apply unevenly.
fade.
overheat.
break.
20. An empty truck requires _________ a full truck.
This is irrelevant.
less stopping distance than
the same stopping distance as
a greater stopping distance than
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