NEW JERSEY CDL PRACTICE TEST - GENERAL KNOWLEDGE

31. The parking brake:
should be used when you need to apply the brakes firmly.
should be used whenever you park.
should be used when driving in bad weather.
All of the above.
32. Which of the following is a common cause of truck fires?
Short circuits due to loose connections.
loose fuel connections.
Under-inflated tires and duals that touch.
All of the above.
33. To test the parking brake:
step on and off the brake pedal to reduce air pressure.
check that all shut-off valves are in the open position.
gently try to pull forward with the parking brake on.
turn off the engine.
34. If you must drive slowly, how should you alert following drivers?
Use your emergency flashers if it is legal
Flash your brake lights
Turn on your taillights
Help them out by signaling when it is safe to pass
35. During a pre-trip inspection, to check your lights you should:
turn off the engine, turn on the headlights and 4-way emergency flashers, and get out of the vehicle.
with the engine running, put the vehicle in a forward gear and turn on the headlights.
check the yellow malfunction lamps on the instrument panel.
with the engine running, turn on the headlights and 4-way emergency flashers, and get out of the vehicle.
36. If you must stop on a one-way or divided highway, place your warning devices:
10 feet, 100 feet, and 200 feet toward the approaching traffic.
10 feet, 50 feet, and 150 feet toward the approaching traffic.
100 feet, 200 feet, and 300 feet toward the approaching traffic.
50 feet, 100 feet, and 150 feet toward the approaching traffic.
37. ABS will:
not change your normal braking capability.
shorten your stopping distance.
not give you more control over the vehicle during braking.
increase your average speed.
38. Texting while operating a commercial motor vehicle is:
acceptable if you are contacting your supervisor.
illegal.
acceptable if you are contacting your dispacther.
only allowed at night.
39. Which of the following is a good way to avoid becoming an aggressive driver?
Be realistic about your travel time.
Avoid talking on your cell phone.
Keep your following distance reasonable.
All of the above.
40. When traction is poor, as in rain or snow, you should speed up very gradually. If you don't:
you could lose control.
brake pressure will push the rod out.
you will exceed the speed limit.
the brakes will not work.
Next page
NOT SURE YOU WILL PASS? GET CDL PREMIUM NOW! - Learn More