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South Carolina CDL Practice Test: Class C - Test 2019

(From the 2019 South Carolina CDL Handbook)
Number of tests: 1
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. It's important for a school bus driver to ensure the emergency exits are _________.
  • Hiking trails ahead to the right.

  • Hotel ahead to the right.

  • Hospital ahead to the right.

  • Highway changes ahead to the right.

2. 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

3. When performing the controlled braking method for an emergency stop, you _________.
  • Turn on the radio

  • Open your window

  • Stop driving

  • Get some coffee

4. How many versions of the Class B Pre-trip inspection test are there?
  • See the front bumper of the other car in your mirror.

  • See the other car's headlights come on.

  • Have put your turn signal on.

  • Have turned your headlights on.

5. Failing to obey a traffic control device at a railroad crossing could result in you losing your CDL for at least ______ if it is your second similar violation within a three-year period.
  • Cancels the effect of the alcohol.

  • Decreases blood alcohol content.

  • Has no effect on blood alcohol content.

  • Increases blood alcohol content.

6. Under what circumstances will you be denied or lose your hazardous materials endorsement?
  • Get up to cruising speed gradually so other cars will see you.

  • Wait for a large gap in traffic then speed up quickly.

  • Use the left lane of the highway to get up to cruising speed.

  • Use as much ramp as possible to get up to cruising speed.