CDL GENERAL KNOWLEDGE TEST (FL) - PRACTICE TEST
41.
At dawn, dusk, in rain or snow, to make yourself easier to see you should:
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use the parking lights.
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use the high beams.
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use the emergency flashers.
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use the low beams.
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42.
Which of the following is a clue to a drunk driver?
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Waiting too long at a stop
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Not changing lanes
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Driving at a constant speed
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Driving with the flow of traffic
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43.
When driving in hot weather, drivers should inspect tires:
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every 2 hours or every 100 miles.
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every hour or every 50 miles.
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every 3 hours or every 75 miles.
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every 4 hours or every 200 miles.
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44.
Tests have shown that trucks with a high center of gravity are more likely to tip over, therefore you should:
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put the lightest parts of the cargo under the heaviest parts.
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distribute the cargo as low as possible.
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distribute the cargo so the majority of the weight is on the steering axle.
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All of the above.
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45.
Front-end header boards:
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protect you from your cargo in case of an emergency stop.
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block the forward movement of your cargo.
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protect you from your cargo in case of a crash.
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All of the above.
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46.
When should you turn the retarder off?
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when your vehicle has a high center of gravity.
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when the cargo is heavy.
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when the cargo is prone to shifting.
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when the road is slippery.
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47.
Air tanks usually hold enough compressed air to allow the brakes to be used _________ even if the compressor stops working.
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for 3 days
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for one stop
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for one day
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several times
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48.
The most important reason you inspect your vehicle is:
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Safety.
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to avoid insurance premium hikes.
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because Federal and state laws require that drivers inspect their vehicles.
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Hygiene.
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49.
Which of the following statements about accelerating is TRUE?
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If the drive wheels begin to spin, speed up to regain traction.
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Rough acceleration can cause mechanical damage.
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When traction is poor, you should avoid speeding up gradually.
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All of the above.
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50.
If during vehicle inspection a tire is too hot to touch, you should:
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make sure there is enough engine oil on the tires.
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immediately decrease air pressure.
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remain stopped until the tire cools off.
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let air out.
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