CDL GENERAL KNOWLEDGE TEST (WEST VIRGINIA) - PRACTICE TEST
41.
When you use mirrors while driving on the road, you should:
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only use one mirror.
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check quickly.
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never look back and forth between the mirrors and the road ahead.
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focus on the mirrors for a long time.
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42.
To back safely, you should NOT:
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look at your line of travel before you begin backing.
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back to the right side whenever possible.
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use a helper whenever possible.
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back as slowly as possible and use the lowest reverse gear.
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43.
An anti-lock braking system (ABS):
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helps you avoid skids caused by over braking.
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helps you avoid wheel lock up.
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should help you steer around an obstacle while braking.
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All of the above.
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44.
When using a fire extinguisher on a fire, you should:
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stay as far away from the fire as possible.
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get as close to the fire as possible.
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aim the extinguisher at the top of the fire.
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All of the above.
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45.
Empty trucks:
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require a shorter stopping distance than full trucks.
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require the same stopping distance than full trucks.
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require a greater stopping distance than full trucks.
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None of the above.
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46.
When passing a parked vehicle, which of the following is the only thing you do NOT need to watch out for?
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Passenger door opening
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Wheels starting to turn
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Driver's door opening
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Lights coming on
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47.
When you have to back, you should use a helper:
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only when you back up with a trailer.
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whenever possible.
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only when backing toward the right side.
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when you need to back on a curved path.
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48.
When traction is poor, as in rain or snow, you should speed up very gradually. If you don't:
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you could lose control.
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you will exceed the speed limit.
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brake pressure will push the rod out.
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the brakes will not work.
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49.
Cargo should be properly covered:
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to block your view or someone else’s.
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to protect people from spilled cargo.
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to protect the weather from the cargo.
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All of the above.
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50.
To prevent fire, you should:
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check that the fire extinguisher is charged.
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inspect the electrical, fuel, and exhaust systems.
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inspect tires and cargo.
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All of the above.
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