GENERAL KNOWLEDGE CDL TEST COLORADO - PRACTICE TEST
31.
The application pressure gauge:
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tells you how much pressure is in the air tanks.
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stops the compressor from pumping air.
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protects the tank and the rest of the system from too much pressure.
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shows how much air pressure is being applied to the brakes.
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32.
When you are driving very slowly you should:
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avoid braking.
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stay in the left lane.
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not use any lights.
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use the 4-way emergency flashers.
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33.
When the load on a vehicle extends more than 4 feet beyond the rear of the body, a _______ must be placed at the end of the load.
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red flag
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warning sign
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blue flag
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yellow sign
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34.
Activities inside the vehicle that can distract your attention include:
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adjusting the radio.
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talking to passengers.
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picking up something that fell.
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All of the above.
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35.
Containerized loads are used:
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when transporting liquids.
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when transporting explosives.
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when the cargo exceeds the weight limit.
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when the cargo has been or will be carried by rail or ship.
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36.
An advantage of going right instead of left around an obstacle is that:
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Turning right comes more natural in emergency situations.
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No one is likely to be driving on the shoulder, but someone may be passing you on the left.
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By turning right, you will force other drivers into an opposing traffic lane.
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There is no real advantage.
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37.
Drivers should check and adjust their mirrors:
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before starting a trip.
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after a trip.
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while driving.
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All of the above.
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38.
Right after it starts to rain, the road is very slippery. Why?
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Because the water mixes with oil left on the road by vehicles.
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Because rain is very slippery.
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Because black ice may form on the road.
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None of the above.
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39.
How do you put on the parking brake on newer vehicles?
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By pushing in Push in a diamond-shaped yellow knob.
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By using a round yellow knob.
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By pulling out a diamond-shaped yellow knob.
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By move a yellow lever to the left.
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40.
Which of these is FALSE? The spare tire must:
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be the proper size.
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be approved by the truck manufacturer.
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be properly inflated.
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not be damaged.
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