MO CDL PRACTICE TEST - GENERAL KNOWLEDGE

11. A vehicle inspection should be done in the same order each time:
so you are less likely to forget something.
because it is required by law.
because the report must be written in that order.
12. The vehicle inspection report:
ensures that when the driver gets behind the wheel, the mechanic is responsible for the safe operation of the vehicle.
ensures that vehicle inspections are conducted regularly.
tells the motor carrier about problems that may need fixing.
13. Which of the following statements about staying alert while driving is true?
Drinking a cup of coffee will do more to keep you alert than a 20 minute nap.
Some drugs can overcome fatigue.
None of the above.
14. The Gross Combination Weight (GCW) is:
the weight of the trailer and cargo.
the weight of the vehicle, trailer, and cargo.
the total weight of a single vehicle including its load.
15. To test your parking brake, do the following:
Speed up to 5 mph, then set the parking brake.
Set the parking brake, and gently pull against it in a low gear.
Set the parking brake while going downhill.
16. Drivers should watch out for black ice when the temperature is ______ freezing and the road looks ______.
below; dry
below; wet
above; wet
17. When driving a 60 foot truck at 35 mph in ideal conditions, you should keep at least _______ of space in front of you.
12 seconds
5 seconds
6 seconds
18. Air tank drains:
are used to remove water and oil from the air tanks.
protect the tanks and the rest of the system from too much pressure.
should not be used in wet weather.
19. You should you NOT sound your horn:
to alert another driver to your presence.
to alert another driver to a potential problem.
to tell other drivers that they made a mistake.
20. If you see a hazard ahead, you should:
come to a complete stop when safe to do so.
think about the emergencies that could develop and be prepared to take action.
call the emergency services.
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