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South Carolina CDL Practice Test: Class C - Test 5 2019

(From the 2019 South Carolina CDL Handbook)
Number of tests: 5
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. What affects your vehicle's total stopping distance?
  • Going straight ahead.

  • Already in a traffic circle.

  • Already in an intersection.

  • Turning left.

2. Why should you exercise special care when transporting dry bulk tanks?
  • You may drive only in the direction of the green arrow.

  • You must wait for a green light.

  • Vehicles moving in any direction must stop.

  • You may only drive straight ahead.

3. Every ____ hours (or 150 miles, whichever comes first) you should check to ensure your cargo is secure.
  • Reduce the effects of the alcohol.

  • Have no effect on driving ability.

  • Reduce the effects of the drug or medicine.

  • Increase the effects of both.

4. On the Hazardous Materials Table column 1 shows _______.
  • Look ahead and maintain a safe following distance

  • Drive slower than the flow of traffic

  • Drive in the right lane only

  • Honk your horn to make others aware of your presence

5. When you are securing cargo, blocking and bracing are used to ________.
  • Decrease the two-second rule

  • None of the above

  • Increase speed to reach final destination more quickly

  • Increase the two-second rule

6. The Gross Vehicle Weight is ______.
  • You may park there if the driver remains in the vehicle.

  • You may never stop your vehicle there.

  • You may stop to load or unload merchandise.

  • You may stop temporarily to pickup or discharge passengers.