HI CDL COMBINATION TEST - PRACTICE TEST
11.
When backing a truck you should:
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always rely on your mirrors.
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get out and walk around the vehicle before you begin to back.
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look straight ahead.
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12.
With brake drums, if brakes become too hot:
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your ABS will malfunction.
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the brakes will supply too much power to the drive wheels.
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the brakes may stop working.
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13.
When checking the lights before driving:
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make sure the parking brake is not set.
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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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14.
Which of these statements about brakes is true?
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The lighter the vehicle, the more heat the brakes absorb to stop it.
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Brake fade does not result from excessive heat.
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None of the above.
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15.
To avoid rollovers, you should drive slowly:
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on ramps.
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around corners.
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All of the above.
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16.
If you must stop on a one-way or divided highway, you should place warning devices _______ toward the approaching traffic.
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5, 50 and 500 feet
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10, 100 and 200 feet
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5, 25 and 50 feet
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17.
At passive railroad crossings, even if there are active railroad signals that indicate the tracks are clear, you must _________ to be sure it is safe to proceed.
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listen, look and stop
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stop, look, and listen
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go, stop and listen
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18.
Enough tread is especially important in winter conditions. You need at least ________ tread depth on steering axle tires.
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2/8 inch
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4/32 inch
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6/24 inch
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19.
When going down grades, you should:
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downshift to a lower gear.
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put the transmission in Neutral.
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shift up.
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20.
If you are feeling sleepy, you should:
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pull off the road and rest or take a nap.
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increase your speed to get to the destination quicker.
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slow down and drive on the shoulder of the road.
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