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South Carolina CDL Practice Test: Class C - Test 5 2018

(From the 2018 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. Every ____ hours (or 150 miles, whichever comes first) you should check to ensure your cargo is secure.
  • Have no effect on driving ability.

  • Reduce the effects of the drug or medicine.

  • Reduce the effects of the alcohol.

  • Increase the effects of both.

2. The Gross Vehicle Weight is ______.
  • You may never stop your vehicle there.

  • You may stop to load or unload merchandise.

  • You may park there if the driver remains in the vehicle.

  • You may stop temporarily to pickup or discharge passengers.

3. When you are securing cargo, blocking and bracing are used to ________.
  • Increase speed to reach final destination more quickly

  • Decrease the two-second rule

  • None of the above

  • Increase the two-second rule

4. On the Hazardous Materials Table column 1 shows _______.
  • Honk your horn to make others aware of your presence

  • Drive slower than the flow of traffic

  • Drive in the right lane only

  • Look ahead and maintain a safe following distance

5. Why should you exercise special care when transporting dry bulk tanks?
  • You must wait for a green light.

  • You may drive only in the direction of the green arrow.

  • You may only drive straight ahead.

  • Vehicles moving in any direction must stop.

6. What affects your vehicle's total stopping distance?
  • Going straight ahead.

  • Already in a traffic circle.

  • Turning left.

  • Already in an intersection.