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Practice test 9 of 10

California CDL — General Knowledge Practice Test 9

The California CDL — General Knowledge knowledge test has ~50 questions; you need ~40 correct (80%) to pass.

This practice test follows that format: 50 questions, pass with 40 correct. Answer every page, then grade it to see the answers and explanations.

Questions 1–10 of 50

  1. 1.Why does the handbook treat walkers, joggers, and cyclists sharing the roadway as a hazard?
  2. 2.About how far does a heavy vehicle travel before stopping from 55 mph on a dry road?
  3. 3.If your hydraulic brakes fail while driving, what should you try?
  4. 4.When you turn left across oncoming traffic in a long commercial vehicle, what must you do?
  5. 5.How often should you check your mirrors while driving?
  6. 6.Your vehicle is one that must stop at a railroad crossing and no stop line is painted. Where do you bring it to a halt?
  7. 7.What do the 60- and 70-hour hours-of-service limits mean?
  8. 8.How many driver's licenses may a CDL holder have?
  9. 9.On an undivided open highway outside any business district, how close may you follow a school bus that is carrying pupils?
  10. 10.Why should you not fully trust the posted clearance height at a bridge or overpass?

0 of 50 answered