WI CDL GENERAL KNOWLEDGE TEST - CDL PRACTICE TEST

11. When changing lanes, you should:
do it quickly so other vehicles won't get into the lane.
turn sharply.
ensure that the vehicle behind you has moved into your blind spot.
do it slowly, so a driver you did not see may have a chance to honk their horn.
12. Poor weight balance:
increases fuel efficiency.
makes it easier to turn.
improves handling.
can make vehicle handling more difficult.
13. If your trailer starts to skid, you should:
lock the brakes.
release the brakes.
steer in the opposite direction.
pump the brakes.
14. To avoid a crash:
stopping is always the safest thing to do.
swerving is always the worst thing to do.
stopping is not always the best thing to do.
None of the above.
15. Why should you be in the proper gear before starting down a hill?
it will help you go faster when you reach the bottom of the hill.
gravity can cause the speed of your vehicle to increase.
it will help the vehicle be more stable while turning.
changing gears on a hill is illegal.
16. Which of these is NOT a thing to do when caring for the injured at the scene of a crash?
Stop heavy bleeding by applying direct pressure to the wound.
If a qualified person is helping the injured, stay out of the way unless asked to assist.
Move a severely injured person if the danger of fire or passing traffic makes it necessary.
Keep the injured persons cool.
17. If your truck catches fire, the first thing you should do is to:
get off the vehicle, open the hood and start shooting foam to keep the engine cool.
pull into a service station and call for help.
pull off the road and park in an open area.
get the vehicle off the road and park near other vehicles.
18. Before driving a vehicle with a dual brake brake system, the driver should:
allow time for the air compressor to build up a minimum of 100 psi pressure in both the primary and secondary systems.
wait at least 10 minutes before driving.
pump the brake pedal 10 times to build pressure.
wait at least 5 minutes before driving.
19. If you get stuck on railroad tracks, you should:
get out of the vehicle and away from the tracks.
check the engine compartment quickly.
have a helper push your vehicle.
stay in the vehicle and call for help.
20. Rollovers happen when drivers:
turn too fast.
brake too hard.
turn too slowly.
stop too often.
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