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Practice test 7 of 10

Utah CDL — General Knowledge Practice Test 7

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.Before checking overhead clearance at a bridge, what should you assume about posted heights?
  2. 2.Going twice as fast, from 20 up to 40 mph, roughly multiplies your braking distance by how much?
  3. 3.After how many convictions for hand-held phone use while driving a CMV is a CDL disqualified?
  4. 4.What is the safest response when a tailgater is following you too closely?
  5. 5.What is the minimum tread depth required in every major groove of a steering-axle (front) tire?
  6. 6.What is the minimum disqualification for a first railroad-highway grade crossing violation?
  7. 7.When are four-way emergency flashers appropriate?
  8. 8.Why should you take the starter key with you during a walk-around inspection?
  9. 9.What information does a diamond-shaped hazard label on a shipping package communicate?
  10. 10.During the walk-around inspection, why must you grab the steering mechanism parts by hand?

0 of 50 answered