Knowledge Test Class A #2

FREE Illinois CDL Practice Test 2024 - DMV Practice Test

You must pass a general knowledge test in order to obtain a Commercial Driver's License from the State of Illinois. This exam covers all facet of commercial driving, from fundamental vehicle maintenance to road abilities, cargo loading to emergency..

You must pass a general knowledge test in order to obtain a Commercial Driver's License from the State of Illinois. This exam covers all facet of commercial driving, from fundamental vehicle maintenance to road abilities, cargo loading to emergency behavior. To receive your CDL license, you'll need to score at least 80% on this test. The following questions are taken directly from the Illinois CDL manual for 2024; each question includes a hint and a comprehensive explanation of the answer.

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1 . Without oil in its engine:

A vehicle's gas mileage will improve. An engine can be rapidly destroyed if it is run without oil. If its oil pressure gauge is low or fluctuating, do not operate a vehicle.

2 . The use of hand-held cell phones while driving:

Is prohibited. In Illinois, the use a hand-held cell phone or other communication device while operating a motor vehicle is prohibited.

3 . Distracted driving:

Is encouraged on uncrowded roads. Mental distractions can be just as dangerous as physical ones. It is possible for a person to look right at a hazard on the road but fail to notice it because their thoughts are occupied by something else.

4 . Overloading a vehicle with cargo can affect all of the following, except:

Cruise control. Overloading can have negative effects on a vehicle's steering, braking and speed control.

5 . After starting a trip while transporting cargo:

The cargo should be inspected after 50 miles on the road to ensure it is still properly secured. The securement of cargo must be checked before beginning a trip, within the first 50 miles of a trip, and then again every three hours or 150 miles.

6 . Test the low pressure warning signal:

Before every trip. It is essential that your low pressure warning light function properly. After allowing the system to charge, you can test the warning signal by rapidly applying and releasing the brake pedal. This will release air from the braking system and the warning signal should come on when pressure drops to a dangerous level.

7 . More than ____ during a single skills test exercise will result in an automatic failure.

Zero encroachments The examiner will score the number of times your vehicle touches or crosses an exercise boundary line. Each encroachment will count as an error, resulting in points against your skills test score. More than three encroachments on a single exercise will result in a basic control skills test failure.

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