MN CDL PRACTICE TEST - GENERAL KNOWLEDGE
11.
Truck tractors with air brakes built after March 1, 1997, are required to be equipped with:
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GPS
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hydraulic brakes.
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anti-lock brakes.
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a rear backup camera.
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12.
Confused drivers can be very hazardous. Clues to confusion include:
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changing lanes for no apparent reason.
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hesitation.
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using brakes often.
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All of the above.
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13.
To stay alert and safe while driving, you should:
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drink coffee if you get drowsy.
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avoid any drug that hides fatigue.
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drive at night, if possible.
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always drive alone, if possible.
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14.
What should you do to test your hydraulic brakes for leaks?
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Pump the brake pedal three times, then apply pressure to the pedal and hold for five seconds.
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Pump the brake pedal five times, then apply pressure for three seconds.
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Pump the brake pedal three times, then apply pressure for 9 seconds.
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Hold the brake pedal down for five seconds, then pump it three times.
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15.
When driving trucks with trailers, drivers should:
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push the brake pedal to the floor when braking.
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decrease their following distance.
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avoid making sudden movements with the steering wheel.
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make quick lane changes.
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16.
An Anti-lock Braking System (ABS):
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keeps your wheels from locking up when you brake hard.
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lets you drive faster.
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always shortens your stopping distance.
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increases your normal braking capability.
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17.
To test the service brakes, pull forward at about _____ and apply the brakes firmly using the brake.
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35 mph
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5 mph
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15 mph
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10 mph
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18.
Aggressive driving is the act of:
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operating a vehicle in the left lane.
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operating a vehicle at a safe speed.
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operating a vehicle in a selfish or pushy manner.
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operating a vehicle at night.
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19.
Distracted driving can cause collisions. Which of the following can distract your attention while you are driving?
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Driving below the speed limit.
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Talking to passengers.
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Listening to music.
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All of the above.
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20.
If you get stuck on railroad tracks, you should:
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have a helper push your vehicle.
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get out of the vehicle and away from the tracks.
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stay in the vehicle and call for help.
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check the engine compartment quickly.
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