PA CDL PRACTICE TEST - GENERAL KNOWLEDGE

21. Which of the following should you check for looseness, damage, sticking or improper settings?
Brake controls
Transmission controls
Steering wheel
All of the above.
22. Rust around wheel nuts may mean:
the nuts are loose.
the nuts are too tight.
the weather is wet.
the wheels or rims have had welding repairs.
23. When you have to back, you should always try to back toward the driver's side. Why?
Backing toward the left side is more dangerous.
You can watch the front of your vehicle by looking out the side window.
You can see better and watch the rear of your vehicle by looking out the side window.
All of the above.
24. When using a turn signal, which of the following is NOT true?
You should signal early.
You should cancel the signal before completing the turn.
You should signal continuously.
You should turn off your turn signal after you've turned.
25. When backing, it is important to use a helper whenever possible. Why?
All the above.
Because it's required by law.
Because you cannot see everything behind your vehicle.
To make sure you don't damage your truck.
26. When driving in heavy rain, your brakes will get wet. Water in the brakes can cause:
the brakes to apply unevenly.
wheel lockups.
lack of braking power.
All of the above.
27. What plays a major role in mountain driving?
Weather
Gravity
Rain
Speed
28. After a tire has been changed, you should:
stop a short while later and check that the nuts are tight.
wait at least 30 minutes before driving.
decrease tire pressure.
deflate the tire to 15 psi.
29. To know when to shift, you can use each of the following except:
perception distance.
engine sounds.
road speed.
engine speed.
30. Which of the following vehicles is most likely to turn over?
65 ft. conventional double
5 axle tractor semitrailer
Triple trailer
3 axle tractor semitrailer
Next page
NOT SURE YOU WILL PASS? GET CDL PREMIUM NOW! - Learn More