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Arizona CDL Practice Test: Class B - Test 4 2019

(From the 2019 Arizona 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 Arizona 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 Arizona DMV locations.

You have made 2 errors so far.
1. The air compressor is connected to the engine through ______.
  • Five minutes.

  • One hour.

  • Five hours.

  • One day.

2. 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 left lane

  • The right lane

  • The middle of the intersection

  • Any lane

3. You will need to pass the pre-trip vehicle inspection test ________.
  • Apply the brakes quickly and firmly.

  • Shift to a lower gear, do not use the brakes.

  • Apply the brakes in slow, steady strokes.

  • Shift into neutral, do not use the brakes.

4. During the "on-road test portion" of your on-road test, you will need to ________.
  • Slowing

  • Turning right

  • Turning left

  • Stopping

5. What emergency equipment should your vehicle have?
  • Taking a cold shower.

  • Allow your body time to get rid of alcohol.

  • Exercising.

  • Drinking coffee.

6. What is another name for front-end header board?
  • No left turn.

  • No u-turn.

  • No right turn.

  • No turn on red.