Commercial Driving Vehicle Operation 2

Question 1

What is the proper technique for backing a commercial vehicle?

Accepted Answer

Use a spotter when possible, back slowly, and check mirrors frequently while using the horn

Answer

Use mirrors only and back quickly

Answer

Back up without stopping to maintain momentum

Answer

Only back up at night when there is less traffic

Question 2

What should you do if your brakes fail while driving downhill?

Accepted Answer

Look for an escape ramp, pump the brakes, and downshift to use engine braking

Answer

Turn off the engine

Answer

Jump out of the vehicle

Answer

Steer into the hillside immediately

Question 3

Why is it dangerous to coast downhill in neutral or with the clutch depressed?

Accepted Answer

You lose the ability to use engine braking to control speed, requiring more brake use

Answer

It saves too much fuel

Answer

It is only dangerous in winter

Answer

It makes too much noise

Question 4

What is the proper way to handle a tire blowout on a commercial vehicle?

Accepted Answer

Hold the steering wheel firmly, stay off the brakes, and gradually slow down using engine braking

Answer

Brake hard immediately

Answer

Accelerate to maintain control

Answer

Pull the steering wheel in the direction of the blowout

Question 5

What is the 'rock and roll' method for getting unstuck?

Accepted Answer

Gently rocking the vehicle between forward and reverse to gain traction

Answer

Playing music loudly

Answer

Rocking the steering wheel back and forth

Answer

Rolling down a hill to gain speed

Question 6

What is the effect of high winds on a commercial vehicle, especially when empty?

Accepted Answer

High winds can push the vehicle sideways, with empty or lightly loaded vehicles being especially vulnerable to rollover

Answer

No effect on large vehicles

Answer

Winds only affect vehicles over 80,000 lbs

Answer

Winds improve fuel efficiency