GENERAL KNOWLEDGE CDL TEST ILLINOIS - PRACTICE TEST

41. The most important reason for doing a vehicle inspection is:
Employer liability
Property damage requirements
Liability insurance
Safety
42. You should do an after-trip inspection:
after each stop.
at least once a week.
after each trip.
once a month.
43. The trailer hand valve should be used:
only on slippery surfaces.
only to test the trailer brakes.
only in an emergency.
only when applying the brakes hard.
44. The use of brakes on a steep downgrade is:
a supplement to the braking effect of the engine.
dangerous, and should be avoided at all costs.
much more effective than the engine braking effect.
the main braking factor.
45. How far should you scan ahead when driving?
One block at lower speeds
12-15 seconds
A quarter of a mile at highway speeds
All of the above.
46. You should always be able to stop within:
50 feet.
25 feet.
the distance you can see ahead.
100 feet.
47. If you see a hazard ahead, you should:
think about the emergencies that could develop and be prepared to take action.
call the emergency services.
come to a complete stop when safe to do so.
none of the above.
48. Your driver license doesn't have the hazardous materials endorsement. You can drive a vehicle that carries hazardous materials if:
you are transporting hazardous materials for less than 50 miles.
the vehicle does not require placards.
one of your passengers has the hazardous materials endorsement.
All of the above.
49. If a car suddenly cuts in front of you, creating a hazard, you should NOT:
signal and change lanes to avoid the car, if possible.
slow down to prevent a crash.
stay close behind the car and honk your horn.
All of the above.
50. Driving without a CDL, or with a suspended CDL, incurs:
prison time.
a large fine.
a civil penalty or, in aggravated cases, criminal penalties.
All of the above.
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