CDL Full Practice Test Part 6

1. A CDL driver needs to back a tractor-semitrailer toward the passenger side (right side) into a loading dock. What additional precautions should the driver take compared to backing toward the driver’s side?

2. During the CDL skills test alley dock maneuver, you have used two pull-ups to correct your trailer’s angle. The examiner’s scoring sheet shows one free pull-up is allowed before deductions begin. You notice the trailer is still slightly misaligned with the dock. Analyze your options and determine the BEST decision.

3. A truck driver started their day at 5:00 AM with a full 10-hour off-duty period completed beforehand. They drove from 5:00 AM to 11:00 AM (6 hours), then loaded cargo from 11:00 AM to 12:00 PM (1 hour on-duty not driving), then drove from 12:00 PM to 5:00 PM (5 hours) without any breaks. At 5:00 PM, how many hours of driving time remain available under the 11-hour driving limit?

4. During a pre-trip inspection, a driver observes the following conditions on a Class B bus: (1) The windshield has a 4-inch crack running horizontally across the driver’s normal viewing area, (2) The left side mirror is cracked but still provides a usable reflection, (3) The right side mirror is clean and properly adjusted, (4) The windshield is covered with dirt and grime that reduces visibility. Which analysis correctly identifies which conditions must be corrected before driving?

5. A driver needs to back a 53-foot trailer into a loading dock in a busy lot. There is limited space and other vehicles are waiting. What is the safest approach to this backing maneuver?

6. When a commercial motor vehicle is placed out of service during a roadside inspection, what action must the driver take?

7. What is the primary reason that CMVs require significantly longer stopping distances compared to passenger vehicles?

8. A driver notices the air pressure gauge reading has dropped from 125 PSI to 35 PSI while driving, and the vehicle has suddenly slowed as the spring brakes have partially applied automatically. What is the correct immediate action?

9. Which of the following is the preferred side for backing a tractor-semitrailer when a choice is available?

10. A CDL driver has been on duty for 10 hours and is experiencing signs of fatigue: heavy eyelids, frequent yawning, and difficulty maintaining lane position. The driver has 2 more hours of planned driving to reach the delivery destination. What action should the driver take?