OR CDL HAZMAT TEST - PRACTICE TEST
11.
You can determine if your vehicle is equipped with ABS (anti-lock braking system) by:
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checking for a yellow ABS malfunction lamp on the instrument panel.
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checking if your vehicle was manufactured after March 1, 1998.
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looking for wheel speed sensor wires coming from the rear of your brakes.
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All of the above.
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12.
In mountain driving, to select a safe speed you should:
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follow the vehicle in front of you.
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go slightly faster than the speed limit.
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go 5 mph slower than the vehicle ahead.
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select a speed that's not too fast for the weight of your vehicle and cargo, the length and steepness of the grade, and road and weather conditions.
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13.
The best way to recognize that your trailer has started to skid is:
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by opening the window and feeling the front of the mirror.
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by feeling the brakes come on.
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by recognizing tire failure.
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by seeing it in your mirrors.
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14.
Non-bulk packaging means a packaging which has:
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a maximum capacity of 450 L (119 gallons) or less as a receptacle for a liquid.
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a water capacity greater than 908 kg (2,000 pounds) or less as a receptacle for a gas.
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a maximum net mass less than 200 kg (441 pounds) and a maximum capacity of 225 L (60 gallons) or less as a receptacle for a solid.
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All of the above.
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15.
Drivers transporting Class A or B explosives must:
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have a written route plan and follow that plan.
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choose the safest route to transport.
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have the carrier’s insurance policy.
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All of the above.
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16.
You are driving a vehicle with air brakes when the low air pressure warning light and buzzer come on. You should:
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pull off the road and stop immediately.
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slow down and test your brakes.
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apply the brakes as hard as you can.
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activate your hazard lights and drive to the nearest place where you can stop.
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17.
Front-end header boards:
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protect drivers from spilled cargo.
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should never be used.
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protect drivers from cargo in case of an accident or emergency stop.
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reduce traction.
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18.
When checking the engine compartment:
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you should put the gearshift in neutral.
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the engine should be running.
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wheels should not be chocked.
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the parking brake should be on.
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19.
When you're going uphill and a heavy load is slowing you down, you should:
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pass another slow vehicle to gain speed.
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shift into a lower gear.
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stay in the left lane if you can.
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drive on the shoulder if you can.
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20.
Improperly placarded vehicles can only be moved:
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by their owner.
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at night.
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in the daytime.
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during an emergency.
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