MASSACHUSETTS CDL AIR BRAKES PRACTICE TEST
11.
Your mirrors should be adjusted so that:
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more than half of the mirror shows the vehicle.
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a part of the vehicle is visible in the mirror.
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no part of the vehicle is visible in the mirror.
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the rear of the vehicle is visible in the mirror.
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12.
The space under a heavily loaded vehicle can be very small. This can cause problems:
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when crossing railroad tracks.
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on unpaved yards.
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on dirt roads.
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All of the above.
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13.
You must take the CDL skills tests in the type of vehicle for which you wish to be licensed. If your test vehicle does not have air brakes:
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you won't receive a CDL.
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you will be restricted to driving vehicles without air brakes.
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you'll have to immediately retake your test using another vehicle.
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you'll need to take another knowledge test about air brakes.
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14.
In vehicles with air brakes, water and compressor oil in the bottom of the air tank:
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should be drained completely.
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should be added regularly.
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should not be removed.
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None of the above.
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15.
If a load is placed on one side of the trailer:
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a rollover is more likely.
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your brakes won't work.
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making turns may be easier.
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the steering axle weight will be too light to steer safely.
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