GENERAL KNOWLEDGE CDL TEST ILLINOIS - PRACTICE TEST

31. The minimum tire tread depth for front tires is:
8/32 inch
4/16 inch
2/32 inch
4/32 inch
32. Checking the engine compartment during the seven-step inspection does NOT include checking:
the power steering fluid level.
the engine oil level.
the battery fluid level.
the engine oil temperature.
33. Which of the following is NOT a hazard?
A cardboard box on the road
An escape ramp
Work zones
A freeway/highway exits that go downhill
34. If you must drive slowly, how should you alert following drivers?
Flash your brake lights
Help them out by signaling when it is safe to pass
Turn on your taillights
Use your emergency flashers if it is legal
35. You must have at least ________ tread depth in every major groove on front tires.
1/16 inch
1/2 inch
2/32 inch
4/32 inch
36. Blood Alcohol Concentration (BAC) is determined by:
how frequently you drink.
the type of alcohol you drink.
the amount of alcohol you drink.
All of the above.
37. You should reject a vehicle until which of the following gets rectified?
Faulty headlights
Faulty flashers
Faulty windshield wipers
All of the above.
38. Which of the following statements about driving in slippery conditions is NOT true?
As the temperature rises to the point where ice begins to melt, the road becomes less slippery.
When the temperature drops, bridges will freeze before the road will.
The roads are most slippery in the first half hour after it starts to rain.
Wet ice is more slippery than ice that is not wet.
39. To stay alert and safe while driving, you should:
drink coffee if you get drowsy.
drive at night, if possible.
always drive alone, if possible.
avoid any drug that hides fatigue.
40. ABS:
allows the wheels to lock up.
makes it easier to break.
helps you avoid wheel lock up.
makes it easier to turn.
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