Kentucky CDL Permit Test Preparation

Front

Minimum tread depth required for front tires on a commercial vehicle?

Back

4/32 inch

Front

How often must you stop to check your cargo while on the road?

Back

After the first 50 miles

Front

If you double your speed, how much distance will it take to stop?

Back

Four times the distance

Front

What is the best way to figure out how many seconds of following distance you have?

Back

Count the seconds between you and the vehicle ahead

Front

How far ahead should you look while driving a commercial vehicle?

Back

12-15 seconds

Front

Which of the following is NOT a basic step to be taken at a crash scene? Options: Protect the area, Notify authorities, Care for the injured, Move the injured to a safe area

Back

Collect contact information from witnesses

Front

Which of the following is NOT a key steering component? Tie rod, Spindle, Pitman arm, Leaf spring, Drag link

Back

Leaf spring

Front

What is the purpose of a pre-trip inspection?

Back

To ensure the vehicle is safe to operate

Front

Which of the following statements about backing a heavy vehicle is true?

Back

You should avoid backing whenever possible

Front

What should you do if your vehicle hydroplanes?

Back

Release the accelerator