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South Carolina CDL Practice Test: Class C - Test 4 2018

(From the 2018 South Carolina CDL Handbook)
Number of tests: 4
Number of questions: 30
Passing score: 80

Directions: When applying for this license, applicants must pass a 50-question test. And applicants must score 80% to pass the test. The following questions are based on the details provided in the South Carolina Commercial Driver Handbook. Endorsements that may be used with a Class C CDL include Hazardous Materials, Passenger, Double and Triples, HazMat and Tanker, Air Brakes and School bus. If you need additional information, please contact your local DMV office. You can find your nearest DMV office at South Carolina DMV locations.

You have made 2 errors so far.
1. Cargo should have at least one tiedown for each ____ ft. of cargo.
  • Slow down or stop, only if necessary.

  • Stop before entering the intersection and let all other traffic go first.

  • Stop, then proceed when safe.

2. What offense is a serious traffic violation?
  • Sound your horn to get the drivers attention

  • Flash your headlights to alert the driver

  • Give the proper turn signal to show you are changing lanes

  • Turn on your four-way flashers to warn the driver

3. You should not smoke within _______ feet of a placarded cargo tank used for Class 3 (Flammable Liquids) or Division 2.1 (Gases).
  • When the traffic light at the closest intersection turns red.

  • During the daytime when other drivers can see you.

  • When you will not interfere with oncoming vehicles.

  • If you use your four-way flasher first.

4. The advance warning signs tell you to _______.
  • Speed up and take the nearest exit

  • Drive with your flashers on

  • Drive toward the nearest road side and stop

  • Slow down until the vehicle passes you

5. Who repairs the items in the vehicle inspection report that affect safety?
  • the lane nearest the curb or edge of the roadway

  • the lane closest to the center of the road

  • either lane, depending on oncoming traffic

  • None of the above

6. It is illegal to operate a CMV if your blood alcohol concentration is above _____.
  • Try to squeeze between the truck and curb to make a right turn

  • Violate the 4-second following distance rule

  • Apply your brakes until the truck has completed the turn

  • Honk your horn at the truck driver