GENERAL KNOWLEDGE CDL TEST ALABAMA - PRACTICE TEST
21.
During a trip:
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you should watch gauges for signs of trouble.
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you should watch gauges to make sure that valve caps are not missing.
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you should not watch gauges as they can be misleading.
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None of the above.
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22.
Strong winds can make it difficult to stay in your lane, especially when:
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coming out of tunnels.
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driving at speeds below 40 mph.
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going into tunnels.
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driving alongside other vehicles.
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23.
When you take a break in the middle of your trip, you should check:
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missing exhaust pipes.
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gauges for signs of trouble.
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heater, defroster and windshield wiper blades.
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tires, brakes, lights and cargo securement devices.
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24.
Hydroplaning is most likely to occur:
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when it's been raining for over an hour.
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at speeds below 30 mph.
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right after it starts to rain.
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right before it starts to rain.
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25.
With the controlled braking method:
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you use the parking brake to lock the wheels.
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you lightly tap the brakes.
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you apply your brakes as hard as possible without locking the wheels.
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you apply your brakes all the way and release the brakes when the wheels lock up.
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26.
Why should you check your mirrors regularly to know where other vehicles are around you?
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To know whether you can make a quick lane change in an emergency.
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To flash the brake lights if you are being tailgated.
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To move out of their way if they want to get past.
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To better assess your own speed.
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27.
Emergency equipment is:
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required.
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optional.
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encouraged.
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only required when transporting hazardous materials.
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28.
Dual tires:
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are dangerous.
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should not come in contact with each other.
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should always come in contact with each other.
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should come in contact with each other whenever possible.
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29.
Which of the following can cause front-wheel skid?
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Lack of tread on the front tires.
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Cargo loaded so not enough weight is on the front axle.
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Driving too fast for conditions.
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All of the above.
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30.
After starting the engine, the ABS light stays on. This means:
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the ABS is working properly.
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the ABS is in Neutral.
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the ABS oil level is not adequate.
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the ABS is not working properly.
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