DOUBLES TRIPLES TEST CO - CDL PRACTICE TEST
11.
Dual tires:
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should come in contact with each other whenever possible.
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are dangerous.
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should always come in contact with each other.
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should not come in contact with each other.
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12.
If you cannot make a right turn without entering another traffic lane, you should:
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swing wide to the left before starting the turn.
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watch out for vehicles coming toward you and back up for them.
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turn wide as you complete the turn.
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turn wide before you start the turn.
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13.
What should you do if you doubt you have safe space to pass under a low bridge?
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Go slowly, and take another route if you are not sure you can make it.
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Increase the weight of your vehicle to clearing under the bridge.
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Assume that the height posted at the bridges is correct.
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If no warnings are posted, assume there is enough clearance under the bridge and proceed slowly.
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14.
When driving, you should check mirrors regularly to know where other vehicles are around you. Remember that:
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convex mirrors make things look larger and closer than they really are.
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every registered motor vehicle must have at least one mirror.
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you should check your after the start of any trip to make sure they are properly adjusted.
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there are blind spots that your mirrors cannot show you.
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15.
When you see you will need to slow down, you can warn drivers behind you by:
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making gestures.
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slamming on the brakes.
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tapping the brakes a few times.
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turning on the right turn signal.
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16.
Before operating the vehicle, the driver should:
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rely on the last vehicle inspection and skip the pre-trip inspection.
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should not review the vehicle inspection report and immediately try to find any vehicle defects.
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review the last vehicle inspection report.
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None of the above.
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17.
A bridge formula permits:
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less maximum axle weight for axles that are far apart.
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more maximum axle weight for axles that are far apart.
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more maximum axle weight for axles that are closer together.
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less maximum axle weight for axles that are close together.
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18.
When conducting a pre-trip inspection:
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the inspection report should only be reviewed if you will be carrying passengers.
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you should review the last vehicle inspection report.
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the vehicle inspection report should not be reviewed unless your supervisor tells you to do so.
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None of the above.
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19.
Blocking and bracing are:
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used to keep cargo from sliding and to prevent movement of cargo.
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coupling devices used to connect the service air lines from the truck or tractor to the trailer.
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driving techniques used to regain control when your drive wheels start to skid.
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None of the above.
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20.
A low air pressure warning signal:
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is required on all vehicles without air brakes.
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is optional on vehicles with air brakes.
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is required on vehicles with air brakes.
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None of the above.
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