WY CDL GENERAL KNOWLEDGE TEST - CDL PRACTICE TEST

41. You must use ________ as the principal way of controlling your speed on downgrades.
"Maximum Safe Speed"
the brake pedal
controlled braking
the braking effect of the engine
42. How many drinks per hour can be handled by the liver?
About 2 drinks per hour.
About 1 drink per hour.
About 3 drinks per hour.
About 4 drinks per hour.
43. Black ice:
is thick enough that it makes the road look wet.
is thick enough that it makes the road look dry.
is a thin layer that is clear enough that you can see the road underneath it.
None of the above.
44. What is an advantage of going right instead of left around an obstacle?
There is no real advantage.
If you are blocked on both sides, a move to the right won't force anyone into an opposing traffic lane and a possible head-on accident.
If an oncoming driver has drifted into your lane, their natural response will be to brake suddenly.
No one is likely to be passing you on the left, but someone may be driving on the shoulder.
45. Which of the following is NOT a good rule for using turn signals?
Signal well before you turn.
Cancel your signal after you have turned.
Signal continuously until you have completed the turn.
Put your turn signal on after the turn.
46. You should always back and turn toward the driver's side:
unless it means having to go around the block first.
so you can watch the rear of your vehicle by looking out the side window.
unless you have someone to help you.
All of the above.
47. When you are prescribed medications, you should:
also take medications that prevent drowsiness to stay alert.
stop taking the medication if you notice it is affecting your driving ability.
ask your doctor if the drug will affect safe driving ability.
None of the above.
48. To prevent fatigue during long trips you should:
take a cold shower.
rely on caffeine.
take frequent breaks.
All of the above.
49. Tar in the road pavement:
increases the ability to maintain traction on a vehicle.
frequently rises to the surface in very hot weather.
can slow down your vehicle.
does not affect the road surface.
50. When crossing railroad tracks, you should:
stay in your lane.
shift gears while crossing the tracks.
apply the parking brakes.
stop on the tracks.
GRADE ME
NOT SURE YOU WILL PASS? GET CDL PREMIUM NOW! - Learn More