GENERAL KNOWLEDGE CDL TEST MONTANA - PRACTICE TEST
21.
When the temperature is below freezing, which of the following areas may be slippery?
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Bridges
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Shaded areas
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Wet roads
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All of the above.
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22.
When driving past parked vehicles, you should:
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watch for clues that the parked vehicle is about to move.
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sound your horn.
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turn on your taillights.
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stay close to the vehicles.
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23.
After the first stop, drivers must inspect the securement of the cargo:
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every 150 miles or every three hours.
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every 50 miles or every hour.
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every 250 miles or every five hours.
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every 100 miles or every two hours.
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24.
Brake fade results from:
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excessive speeding.
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excessive wear.
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excessive smoke.
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excessive use of the service brakes.
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25.
Convex mirrors:
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make objects appear larger than they really are.
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show a wider area than flat mirrors.
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make things appear closer than they really are.
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All of the above.
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26.
The Johnson bar is a valve that:
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keeps air from going out if the air compressor develops a leak.
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is installed in the first tank the air compressor pumps air to.
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reduces the braking pressure to a safe level.
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works the trailer brakes.
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27.
If you have to drive off the road to avoid a collision, you should:
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keep one set of wheels on the pavement, if possible.
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avoid braking.
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stay on the shoulder until your vehicle has come to a stop.
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All of the above.
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28.
When you have to back, you should always try to back toward the driver's side because:
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backing toward the left side is more dangerous.
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it feels more natural.
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you can see better and watch the rear of your vehicle out the side window.
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None of the above.
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29.
When inspecting mirrors and windshields for dirt, cracks, illegal stickers, and other obstructions to seeing clearly, you should:
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leave it as is and write any instructions or notes on the vehicle inspection guide.
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clean and adjust as necessary.
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write all necessary adjustments in your pre-trip inspection.
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None of the above.
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30.
If you need to make a large steering adjustment while using controlled braking, you should:
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downshift and keep braking.
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keep braking as hard as you can while steering.
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pump the brakes and keep the wheels
locked up.
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release the brakes.
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