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New Jersey CDL — General Knowledge Practice Test 1

The New Jersey 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.If you must leave the road to avoid a collision, when should you brake?
  2. 2.What can happen if you drive a vehicle that requires placards without holding a hazardous materials endorsement?
  3. 3.A 12-ounce glass of 5% beer contains about the same amount of alcohol as which of the following?
  4. 4.When you must cross into an oncoming lane to complete a wide right turn and a vehicle is coming toward you, what should you do?
  5. 5.Why can pedestrians and bicyclists on the road be an especially dangerous hazard?
  6. 6.Which vehicles are always required to stop at a railroad-highway crossing even when no train is visible?
  7. 7.How long is the CDL lost for a first offense of operating a CMV under alcohol's influence?
  8. 8.A 'move-over' law requires a driver approaching a stopped emergency vehicle on the roadside to do what?
  9. 9.How long will you lose your CDL for committing two serious traffic violations in a CMV within a three-year period?
  10. 10.How soon must a driver inform their employer if their license is suspended, revoked, canceled, or they are disqualified from driving?

0 of 50 answered