CALIFORNIA CDL DOUBLES TRIPLES PRACTICE TEST
11.
You should NOT use the parking brakes if:
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the brakes are very hot.
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the brakes are cold.
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the brakes are too dry.
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12.
When driving at night, you should use ________ when you can.
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emergency flashers
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low beams
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high beams
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13.
If you doubt you have enough space to pass under a bridge, you should:
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go slowly.
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turn on your headlights.
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drive faster.
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14.
Regardless of its size, cargo should have at least ___ tie-downs.
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1
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2
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3
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15.
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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16.
Over-length loads:
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may require special equipment such as "wide load" or flags.
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require special transit permits.
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All of the above.
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17.
When checking the lights before driving:
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you should check them from inside the vehicle.
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you should turn off the engine.
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make sure the parking brake is not set.
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18.
On dry pavement, the braking distance when traveling at 55 mph is about:
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419 feet.
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216 feet.
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142 feet.
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19.
When checking the engine compartment in a vehicle inspection, you should check all of the following except:
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Shock absorbers
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Engine oil level
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Windshield washer fluid level
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20.
The application pressure gauge:
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shows how much air pressure is being applied to the brakes.
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tells you how much pressure is in the air tanks.
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protects the tank and the rest of the system from too much pressure.
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