MARYLAND CDL COMBINATION PRACTICE TEST
11.
Who is responsible for inspecting the cargo?
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The driver
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The shipper
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The person who loaded and secured the cargo
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The motor carrier
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12.
Empty trucks have the best braking. True or False?
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It depends on the truck.
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False.
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True.
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It depends on the cargo.
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13.
Which of the following is NOT part of checking the sliding fifth-wheel?
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Checking that all locking pins are present and locked in place
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Testing the tractor protection valve
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Checking that the slide is not damaged or parts are missing
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Checking that it is properly greased
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14.
On front tires, tread should be at least:
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4/16 inch
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1/16 inch
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2/32 inch
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4/32 inch
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15.
Tar in the road pavement rising to the road surface in very hot weather:
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causes the road to become very slippery.
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does not affect the road surface or driving conditions.
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might get in your engine.
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is very sticky and will slow down your vehicle.
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16.
Combination vehicles usually:
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are easier to drive than single than single CMVs.
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require more driving skill than single CMVs.
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are shorter than single than single CMVs.
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All of the above.
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17.
If you feel drowsy while driving, what should you do?
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Get an energy drink.
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Pull off the road and get some sleep.
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Turn on the radio to keep you awake.
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Eat heavy foods.
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18.
When the tractor protection valve closes, the trailer _______ brakes will come on.
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parking
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hand
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service
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emergency
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19.
Never
drive with landing gear only part way up. Why?
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It may catch on railroad tracks.
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It must be exactly 5 feet off the ground.
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It may be harder to use.
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It makes it harder to brake.
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20.
To unlock the fifth wheel, pull the release handle to the _______ position.
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open
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closed
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neutral
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sixth
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