Practice question

When checking the engine compartment:

  1. The parking brake should not be engaged.
  2. Wheels should be chocked.
  3. The engine should be running.
  4. The gearshift should be in first gear.

Answer: B — Wheels should be chocked.

The correct answer is shown above. Try the full quiz for additional practice.

Practice more: Illinois CDL HazMat Test 2 →