MS CDL COMBINATION PRACTICE TEST
11.
Which of the following will NOT help you prevent rollover?
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Driving slowly around turns.
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Using the controlled braking method.
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Keeping the cargo as close to the ground as possible.
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All of the above.
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12.
When driving a combination vehicle, which of the following 2 things will help you prevent a rollover?
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Keeping cargo near the ground and driving slowly on the highway.
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Keeping the cargo near the ground and driving slowly around turns.
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Keeping cargo near the center of the vehicle and driving slowly on turns.
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Keeping cargo near the center of the vehicle and driving slowly on the highway.
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13.
Before leaving your vehicle unattended, you should:
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Apply the parking brake.
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Chock the wheels.
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Remove the keys.
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All of the above.
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14.
After a tire has been changed, the driver should stop a short while later to:
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decrease tire pressure.
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deflate the tire to 10 psi.
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check tread separation.
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check the tightness of the nuts.
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15.
The center of gravity of a trailer should be:
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as low as possible.
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as high as possible.
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at the front of the trailer.
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at the rear of the trailer.
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16.
Having ABS on only the trailer:
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is very dangerous.
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makes the trailer more likely to roll over.
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makes the trailer more likely to swing out.
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still gives you more control over your vehicle during braking.
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17.
If the ABS is not working:
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you still have normal brake functions.
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the vehicle will have weak brakes.
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the vehicle will have no brakes.
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None of the above.
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18.
If your trailer starts to skid, you should:
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accelerate slightly.
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use the trailer hand brake (if you have one) to straighten out the rig.
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keep the rear of your vehicle close to the curb.
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release the brakes to get traction back.
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19.
When transporting cargo, cargo securement must be checked within the first _____ miles of a trip and every _____ miles after.
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50; 150
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50; 250
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150; 250
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100; 150
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20.
When coupling, you should:
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make sure the sliding fifth-wheel is locked.
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make sure the trailer kingpin is bent.
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make sure the trailer wheels are not chocked.
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be aware that wrong coupling and uncoupling can be very dangerous.
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