CDL GENERAL KNOWLEDGE TEST (NEW JERSEY) - PRACTICE TEST
41.
Under-loaded front axles:
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can improve traction.
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can cause tire failure.
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can make the steering axle weight too light to steer safely.
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All of the above.
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42.
Activities inside the vehicle that can distract your attention include:
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picking up something that fell.
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talking to passengers.
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adjusting the radio.
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All of the above.
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43.
When driving on slippery surfaces, a lack of spray from other vehicles indicates that:
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the road hasn't started to ice up yet.
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there is no ice on the road surface.
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ice has formed on the road.
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the pavement is dry.
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44.
If you've been drinking alcohol, only ____ will sober you up.
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black coffee
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a cold shower
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time
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exercise
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45.
During a pre-trip inspection, you discover a power steering leak. You should:
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report the problem and make arrangements to use another vehicle.
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report the problem after your trip and try to stay on schedule.
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report the problem and start your trip, driving slower than normal.
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try to fix the problem while driving.
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46.
If your brakes fail while you are driving on a downgrade, you should:
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use an escape ramp if it's available.
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immediately start looking outside your vehicle for something to stop it.
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take the least hazardous escape route you can.
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All of the above.
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47.
Which of the following is not a reason for covering cargo?
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To protect the cargo from weather
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To prevent other drivers from looking at the cargo
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To protect people from spilled cargo
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All of the above.
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48.
On any upgrade, _________ – the more you will have to use lower gears to climb hills or mountains.
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the steeper the grade
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the heavier the load
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the longer the grade
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All of the above.
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49.
Your safety equipment must include:
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a properly charged and rated fire extinguisher.
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a dimmer switch.
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spare electrical fuses (only if your vehicle is equipped with circuit breakers).
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an inter-axle differential lock.
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50.
When checking tires, which of the following is not a problem?
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Too much air pressure
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4/32 inch tread depth on front tires
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Radial and bias-ply tires used together
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Cracked valve stems
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