CDL COMBINATION PRACTICE TEST (FL)
11.
Which of the following trailers can get stuck on raised crossings?
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Car carrier
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Lowboy
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Moving van
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All of the above.
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12.
Placards must be at least _____ inches square.
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5
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9.84
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12.6
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21.2
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13.
If you must stop on a one-way or divided highway, you should place warning devices _______ toward the approaching traffic.
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10, 100 and 200 feet
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5, 25 and 50 feet
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3, 15 and 45 feet
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5, 50 and 500 feet
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14.
_________ rigs are much more likely to roll over in an accident than _________ rigs.
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Fully loaded ; empty
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Fully loaded ; overloaded
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Empty ; overloaded
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Empty ; fully loaded
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15.
Livestock:
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should always be placed in the rear of the trailer.
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should never be kept bunched together.
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should never be carried on a trailer.
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can move around in a trailer and cause unsafe handling.
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16.
Tar in the road pavement rising to the road surface in very hot weather:
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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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causes the road to become very slippery.
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does not affect the road surface or driving conditions.
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17.
Strong winds can make it difficult to stay in your lane especially when driving:
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lighter vehicles.
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heavier vehicles.
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vehicles with ABS.
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flatbed trailers.
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18.
After starting the engine, the ABS light stays on. This means:
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the ABS is not working properly.
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the ABS is working properly.
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the ABS is in Neutral.
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the ABS oil level is not adequate.
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19.
Which of the following is NOT part of a trailer air line system?
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Glad hands
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Kingpin
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Emergency air-line
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Service air-line
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20.
When backing with a trailer, you should:
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make pull-ups to re-position your vehicle as needed.
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look at your line of travel before you begin backing.
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check your mirrors on both sides frequently.
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All of the above.
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