MINNESOTA CDL PRACTICE TEST - GENERAL KNOWLEDGE
11.
Stopping distance can be affected by:
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Speed
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Temperature
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Time of day
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All of the above.
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12.
What are some advantages of going right instead of left around an obstacle?
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You can avoid a head-on collision.
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Someone may be passing to the left.
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There may be a shoulder that you can steer into.
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All of the above.
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13.
Before driving a vehicle with a dual air system, the air compressor should build up a minimum of _____ pressure in both the primary and secondary systems.
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10 psi
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100 psi
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50 psi
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75 psi
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14.
When you are prescribed medications, you should:
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stop taking the medication if you notice it is affecting your driving ability.
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ask your doctor if the drug will affect safe driving ability.
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also take medications that prevent drowsiness to stay alert.
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None of the above.
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15.
If your vehicle is hydroplaning, you should:
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accelerate to get through the water as quickly as possible.
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use the brakes to slow down.
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release the accelerator and push in the clutch.
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None of the above.
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16.
The average driver has a reaction time of:
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3/4 second to 1 second.
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1/16 of a second.
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1/8 of a second.
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1/32 of a second.
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17.
To avoid distractions while driving, you should:
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adjust vehicle controls and mirrors prior to driving.
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smoke, eat, and drink only when the road is straight.
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try to engage in complex conversations with the other occupants.
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use your phone only when there is no traffic around you.
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18.
When approaching a vehicle as part of a pre-trip inspection, which of the following could be a sign of trouble?
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Fresh oil under the vehicle
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Parking brake is on
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Inflated tires
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All of the above
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19.
Transporting hanging meat requires special attention. Why?
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Because hanging meat can be an unstable load with a high center of gravity.
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Because refrigerated trucks have less traction.
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Because you have to drive fast to get it delivered fresh.
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All of the above.
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20.
You should hold your steering wheel:
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gently with both hands.
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with both hands on the same side of the wheel.
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firmly with one hand.
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firmly with both hands.
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