CDL GENERAL KNOWLEDGE TEST (AL) - PRACTICE TEST
11.
If ABS is not working, you should:
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slow down and use a lower gear.
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brake as you always have.
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use the parking brake.
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put on your 4-way emergency flashers.
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12.
When checking your mirrors you should:
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only use the passenger side mirror.
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only use the driver side mirror.
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not make regular checks.
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use both mirrors.
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13.
______ is responsible for the safe operation of a vehicle.
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The supervisor
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The driver
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The mechanic
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The vehicle owner
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14.
If you are carrying a heavy load that is slowing you down, you should:
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drive in the left lane.
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keep the vehicle in third gear.
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drive in the right lane.
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drive on the shoulder.
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15.
For proper steering, steering wheel play should be no more than:
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30 degrees.
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50 degrees.
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25 degrees.
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10 degrees.
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16.
An anti-lock braking system (ABS):
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helps you avoid wheel lock up.
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helps you avoid skids caused by over braking.
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should help you steer around an obstacle while braking.
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All of the above.
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17.
Most hydraulic brake failures occur for one of two reasons, one of which is:
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relying too much on the engine braking effect.
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driving in cold weather.
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excessive downshifting.
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loss of hydraulic pressure.
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18.
What is the minimum tread depth for front tires?
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1/2 inch
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1/32 inch
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3/8 inch
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4/32 inch
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19.
An advantage of going right instead of left around an obstacle is that:
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There is no real advantage.
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Turning right comes more natural in emergency situations.
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By turning right, you will force other drivers into an opposing traffic lane.
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No one is likely to be driving on the shoulder, but someone may be passing you on the left.
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20.
Empty trucks require greater stopping distances. True or False?
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True.
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False.
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True, but only on wet surfaces.
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False, but only for trucks built on or after March 1, 1998.
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