CDL PRACTICE TEST - GENERAL KNOWLEDGE (SOUTH CAROLINA)
11.
You should use your four-way emergency flashers:
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when parked at the side of the road.
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when driving at night.
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while crossing railroad tracks.
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None of the above.
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12.
If your truck catches fire, the first thing you should do is to:
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get off the vehicle, open the hood and start shooting foam to keep the engine cool.
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pull into a service station and call for help.
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pull off the road and park in an open area.
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get the vehicle off the road and park near other vehicles.
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13.
Which of the following is true about curved mirrors?
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In a curved mirror things seem closer than they really are.
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They are illegal in most States.
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In a curved mirror everything appears smaller than it would if you were looking at it directly.
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None of the above.
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14.
Loose cargo:
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could hurt or kill you during a quick stop.
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can be a danger to others and yourself.
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could fall off your vehicle and cause traffic problems.
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All of the above.
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15.
When checking the engine compartment in a vehicle inspection, you should check all of the following except:
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Shock absorbers
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Windshield washer fluid level
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Engine oil level
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Coolant level in radiator
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16.
When shifting down, after releasing the clutch for the first time you should:
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shift to the lower gear.
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push in the clutch again.
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press the accelerator.
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brake gently.
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17.
Why should you avoid driving too near the edge of the road?
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To get a better view of the road ahead.
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Driving too near the edge of the road can cause the top of your vehicle to hit roadside objects.
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To keep other vehicles from passing you.
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All of the above.
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18.
To avoid distractions while driving, you should:
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adjust vehicle controls and mirrors prior to driving.
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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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smoke, eat, and drink only when the road is straight.
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19.
Drivers should watch out for black ice when the temperature is ______ freezing and the road looks ______.
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above; dry
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below; wet
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above; wet
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below; dry
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20.
Slippery surfaces usually:
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can cause lack of steering power.
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make it more difficult to stop.
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make it easier to stop.
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None of the above.
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