IA CDL GENERAL KNOWLEDGE TEST - CDL PRACTICE TEST
21.
To keep your vehicle from rolling back when you start, you should:
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turn the engine off before you take your foot off the brake.
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apply the emergency brake whenever necessary.
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partly engage the clutch before you take your foot off the brake.
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22.
Distracted driving may be caused by _________ while driving.
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reading billboards
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adjusting the radio
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All of the above.
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23.
Which of the following is a reason to cover cargo?
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To protect the cargo from weather
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To protect people from spilled cargo
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All of the above.
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24.
An antilock braking system (ABS):
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requires a change in the way you brake.
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in order to work, requires you to apply the brakes as hard as you can.
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None of the above:
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25.
Which of the following is true about curved mirrors?
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In a curved mirror things seem closer than they really are.
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They are illegal in most States.
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In a curved mirror everything appears smaller than it would if you were looking at it directly.
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26.
During your pre-trip inspection, you should check:
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Warning flashers.
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Tire tread depth.
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All of the above.
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27.
Whenever you are about to pass a pedestrian, bicyclist, or vehicle, you should assume that they:
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could suddenly move in front of you.
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will move out of your lane of traffic.
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can see you.
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28.
When inspecting mirrors and windshields for dirt, cracks, illegal stickers, and other obstructions to seeing clearly, you should:
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write all necessary adjustments in your pre-trip inspection.
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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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29.
If you experience a tire failure, do NOT:
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hold the steering wheel firmly.
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stay off the brake (unless you're about to run into something).
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apply the brakes as hard as you can.
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30.
If your vehicle is equipped with a retarder, you should turn it off:
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when you are running late.
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when you are driving in heavy traffic.
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whenever the road is wet, icy, or snow covered.
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