South Carolina DMV CDL General Knowledge Quick Practice Test 2 For 2024

CDL Class A, B or C. Complete CDL driver training course. All the questions in this test are from the official DMV written exam. You can use our free online tests to evaluate how likely you are to pass the official DMV test. Or you can just cut to the chase and increase your chances of passing by upgrading to Premium Membership and unlock official DMV tests. In addition, you will also receive a master cheat sheet which contains all your state’s DMV questions and answers. Premium membership also unlocks a smart tracker which keeps an inventory of all incorrectly answered questions for easy, fast and effective revision. Practice with our free tests or hit Upgrade button below for premium access and increase your chances of passing your DMV written exam.

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Quick Facts:

Number of Questions – 20

Passing Percentage – 80%

Test Type – Free Test

1. A vehicle that is smaller than your vehicle:

2. When checking the air and electrical lines during a vehicle inspection, all of the following should be true, except:

3. Alcohol evaporators are:

4. If a vehicle is equipped with power steering, the hoses should be checked:

5. Antifreeze helps to keep an engine functioning properly:

6. Hydroplaning:

7. During the on-road driving test, you must do all of the following, except:

8. To stop a vehicle using air brakes: