CDL GENERAL KNOWLEDGE TEST (OHIO) - PRACTICE TEST
11.
The best way to test the trailer service brakes is to:
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accelerate to the maximum possible speed, then apply the trailer brakes fully.
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pull forward quickly, then apply the trailer brakes with your hand control.
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None of the above.
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12.
When crossing railroad tracks, you should:
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not stop.
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shift gears while crossing the tracks.
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try to pass slower vehicles.
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13.
The speed limit is 55 mph. Traffic is heavy, moving at 35 mph. What's the safest speed in this situation?
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40 mph
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45 mph
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35 mph
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14.
When going down a steep downgrade, it is important to select a "safe" speed that is not too fast for:
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the weather.
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the steepness of the grade.
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All of the above.
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15.
How can you determine your following distance?
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When the vehicle ahead of you passes a stationary object such as a sign along the road, use the stopwatch on your smartphone to determine how long it takes you to reach that same object.
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When the vehicle ahead of you passes a stationary object on the side of road, start counting the seconds it takes you to reach that same object.
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Pass a stationary object and count how many seconds it takes the vehicle ahead of you to reach that same object.
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16.
When using a turn signal, which of the following is NOT true?
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You should signal early.
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You should cancel the signal before completing the turn.
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You should turn off your turn signal after you've turned.
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17.
If the coolant container is not part of the pressurized system:
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you should never remove the radiator cap or any part of the pressurized system until the system has cooled.
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you can safely remove the cap and add coolant even when the engine is hot.
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you should remove the container cap and wait until the system has cooled.
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18.
When driving at night, if drivers of oncoming vehicles do not put their low beams on, you should:
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look slightly to the right at a right lane or edge marking, until the vehicles pass.
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look directly at the headlights.
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flash your high beams to remind the other drivers to use their low beams.
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19.
Which of the following should be checked for looseness, sticking, damage, or improper setting?
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Steering wheel
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Clutch
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All of the above.
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20.
When transporting cargo, you are NOT responsible for:
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inspecting your cargo.
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recognizing poorly balanced weight.
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the price of the cargo.
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