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Practice test 4 of 10

Utah CDL — General Knowledge Practice Test 4

The Utah 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.When may a driver use a prescription drug and still operate a commercial vehicle?
  2. 2.During a cargo fire in a box trailer, why should you keep the doors shut?
  3. 3.In the controlled braking method, what do you do if the wheels lock or you need a larger steering move?
  4. 4.What is the first thing to do when confronted by an aggressive driver?
  5. 5.Why should you not signal other drivers when it is safe for them to pass you?
  6. 6.If you become too ill to drive safely, what does the manual permit you to do?
  7. 7.A driver's first breach of an out-of-service order brings what minimum disqualification?
  8. 8.Why are drivers of rental trucks a special hazard to watch for?
  9. 9.What does a cross-buck sign at a railroad crossing require of you?
    White X-shaped road sign
  10. 10.Why does the manual say to signal early before a turn?

0 of 50 answered