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Delaware CDL Practice Test: Class B - Test 3 2018

(From the 2018 Delaware CDL Handbook)
Number of tests: 3
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 Delaware Commercial Driver Handbook. Endorsements that may be used with a Class B 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 Delaware DMV locations.

You have made 2 errors so far.
1. If you are transporting any amount of hazardous materials, you must _____.
  • On the main road, just before the exit lane

  • When you first see the exit sign

  • Once you have moved into the exit lane

  • Once you see the toll booth

2. Tires should be replaced ________.
  • Wearing light-colored clothing.

  • Helped by another person.

  • Led by a guide dog, or using a white or metallic cane.

  • Wearing dark-colored glasses.

3. Why can drivers be at a greater risk of an accident when they drive at night?
  • Accelerating is always dangerous

  • Driving slowly is always safer

  • The speed limit is always a safe speed

  • The safe speed to drive depends on many conditions

4. If you have committed three serious traffic violations within a three-year period involving a CMV, you will likely lose your CDL at least _______ days.
  • The middle of the intersection

  • The right lane

  • Any lane

  • The left lane

5. If you have committed two violations of an "out-of-service order" in a ten-year period, you will likely lose your CDL for what amount of time?
  • Flash your headlights

  • Wave your arms

  • Sound your horn

  • Use your emergency lights

6. Vehicles with air brakes _________.
  • Increase your following distance

  • Avoid crossing bridges or intersections

  • Drive as you would on dry roads

  • Use alternate routes