CONNECTICUT DOUBLES TRIPLES PRACTICE CDL TEST
11.
When driving trucks with trailers, drivers should:
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push the brake pedal to the floor when braking.
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avoid making sudden movements with the steering wheel.
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decrease their following distance.
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make quick lane changes.
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12.
In vehicles with air brakes, the air compressor governor:
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controls when the air storage tanks will pump air into the air compressor.
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controls how much air the air compressor will pump into the air storage tanks.
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controls when the air compressor will pump air into the air storage tanks.
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None of the above.
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13.
To know how much space you should keep in front of you:
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wait until the vehicle ahead of you passes a clear landmark, then count off the seconds until you reach the same spot.
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estimate how many seconds it would take you to reach the vehicle ahead.
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estimate how many vehicle lengths there are between you and the vehicle ahead.
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None of the above.
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14.
In your mirror, you see a car approaching from the rear. The next time you check your mirror, you don't see the car. If you wish to change lanes, you should:
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assume the car left the roadway and change lanes as normal.
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wait until you are sure the car isn't in your blind spot.
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ease into the other lane slowly so the other car can get out of the way.
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None of the above.
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15.
When coupling a double or triple, ________ should be attached last.
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the middle trailer.
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the trailer right behind the cab.
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the more heavily loaded trailer.
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None of the above.
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16.
Combination vehicles usually:
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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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are easier to drive than single than single CMVs.
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All of the above.
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17.
Rollovers happen when drivers:
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stop too often.
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turn too fast.
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turn too slowly.
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brake too hard.
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18.
When the spring brakes are on, you should:
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pump the brakes.
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press the accelerator.
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not push the brake pedal down.
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exceed the posted speed limit.
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19.
Warnings on low bridges or underpasses:
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must be posted.
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are always posted.
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are often posted, but sometimes they are not.
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None of the above.
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20.
When you back under a trailer:
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back the tractor slowly.
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make sure the trailer brakes are locked.
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use lowest reverse gear.
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All of the above.
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