CDL GENERAL KNOWLEDGE TEST (WASHINGTON) - PRACTICE TEST
21.
When driving a 50 foot vehicle at 50 mph, how much space should you keep in front of you?
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4 seconds
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5 seconds
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6 seconds
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22.
In some states, move-over laws require drivers to:
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submit to a chemical test to determine their BAC when requested by a peace officer.
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slow and change lanes when approaching a roadside incident.
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obey the directions given by police officers at railroad crossings.
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23.
If you are driving a 50 foot truck and you are traveling at 55 mph, you should have at least _________ of following distance.
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6 seconds
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3 seconds
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5 seconds
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24.
Cargo tie-downs are used to:
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prevent freezing.
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prevent right-turn accidents.
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keep cargo from shifting or falling.
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25.
Why should you back toward the driver's side?
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You can see better.
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Backing toward the right side is dangerous.
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All of the above.
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26.
Which of the following is NOT one of the four a basic skills needed to operate a commercial vehicle?
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Ability to back the vehicle safely
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Ability to steer
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Ability to multitask while driving
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27.
To warn drivers behind you that you will be slowing down, you should:
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tap your brake pedal a few times to flash your brake lights.
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turn on the right and left turn signals at the same time.
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turn on the parking, clearance and side-marker lights.
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28.
_________ helps coordinate emergency response to chemical hazards.
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The Federal Transportation Organization
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The National Chemical Network
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The National Response Center
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29.
To calculate how much space you should keep in front of you:
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count off the seconds until you reach the vehicle ahead.
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add 4 seconds for each 10 feet of vehicle length at speeds below 40 mph.
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count off the seconds from when the vehicle ahead of you passes some clear landmark to when you reach that same landmark.
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30.
_________ is operating a motor vehicle with the intent of doing harm to others.
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Road rage
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Angry driving
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Aggressive driving
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