SC CDL PRACTICE TEST - GENERAL KNOWLEDGE
41.
When inspecting a vehicle's suspension, you should look for broken or missing leaves in the leaf springs. If ____ or more are missing, it will put the vehicle out of service.
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25%
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50%
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15%
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10%
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42.
The service line is also called:
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power line.
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control line.
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brake line.
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cable line.
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43.
If another driver is following you too closely, you should:
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decrease your following distance.
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immediately pull over to the side of the road.
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turn on your warning flashers.
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None of the above.
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44.
Headlights:
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can blind other drivers.
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must be turned on a half hour before sunset to a half hour after sunrise.
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should not be used when driving at night.
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should be out of adjustment.
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45.
Which of the following should be checked for looseness, sticking, damage, or improper setting?
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Clutch
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Steering wheel
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Accelerator
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All of the above.
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46.
During a pre-trip inspection, to check your lights you should:
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with the engine running, turn on the headlights and 4-way emergency flashers, and get out of the vehicle.
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with the engine running, put the vehicle in a forward gear and turn on the headlights.
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turn off the engine, turn on the headlights and 4-way emergency flashers, and get out of the vehicle.
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check the yellow malfunction lamps on the instrument panel.
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47.
To prevent rollover, you should:
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put the lightest parts of the cargo under the heaviest parts.
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place the cargo near the front of the trailer.
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keep the cargo as close to the ground as possible.
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place the cargo near the rear of the trailer.
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48.
Shaded parts of the road:
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will remain icy and slippery after other areas have melted.
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usually don't freeze.
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will melt before open areas.
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usually are not slippery.
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49.
Whether or not they load and secure the cargo themselves, drivers are responsible for:
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recognizing poorly balanced weight.
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making sure the cargo does not restrict access to emergency equipment.
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knowing the cargo does not obscure the view ahead or to the sides.
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All of the above.
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50.
You should downshift:
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before entering a curve and before starting down a hill.
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after starting down a hill and after entering a curve.
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when stopping suddenly and when you are being tailgated.
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before starting up a hill and while going around a curve.
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