CDL GENERAL KNOWLEDGE TEST (CT) - PRACTICE TEST

41. Wheel and rim problems include:
mismatched lock rings.
rust around wheel nuts.
missing clamps.
All of the above.
42. When transporting cargo, drivers:
should inspect the securement of the cargo only if they see problems that could cause a crash.
must inspect the securement of the cargo within the first 50 miles of a trip.
should not inspect the cargo within the first 50 miles of a trip.
must inspect the securement of the cargo within the first 150 miles of a trip.
43. Retarders:
increase fuel efficiency.
can be noisy and may not be permitted everywhere.
improve traction.
help to increase brake pressure.
44. Most heavy trucks with manual transmissions require ____ to change gears.
single clutching
triple clutching
double clutching
None of the above.
45. When your rear wheels lock up, you may:
gain better control of the vehicle.
lose steering control.
skid, jackknife, or spin the vehicle.
All of the above.
46. Excessive use of the service brakes results in overheating. Too much heat can:
cause the brakes to squeak.
make the brakes stop working.
cause the brakes to grab.
cause the brakes apply unevenly.
47. If your trailer starts to skid, you should:
keep the rear of your vehicle close to the curb.
use the trailer hand brake (if you have one) to straighten out the rig.
release the brakes to get traction back.
accelerate slightly.
48. Checking the engine compartment during the seven-step inspection does NOT include checking:
the battery fluid level.
the engine oil temperature.
the power steering fluid level.
the engine oil level.
49. Black ice is:
a thin layer of black ice.
a thick layer of ice.
ice that makes the road look dry.
None of the above.
50. In newer vehicles with air brakes, you put on the parking brake:
moving the orange push-pull lever to the right.
using a diamond-shaped, yellow, push-pull control knob.
using a P-shaped, yellow control knob.
placing the transmission in Park.
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