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Colorado
Colorado CDL Knowledge Test Class B 2
Answers
Q.1.
Roads are slippery when it first begins to rain because:
Water is slippery.
The fresh rain mixes with oil on the roadway.
The water has nowhere to go.
Concrete can be slippery.
Q.2.
Improperly loaded cargo can:
Look bad to others on the road.
Injure the driver during a quick stop.
Make it easier to stop.
Aid in safety.
Q.3.
On trucks and buses, where are ABS malfunction lamps located?
On the driver’s door
On the instrument panel
On the outside of the vehicle by the passenger’s door
Under the hood
Q.4.
When doing an inspection, ensure that the brake pads are:
Covered with grease.
Covered with coolant.
Covered with oil.
Free of oil or grease.
Q.5.
Placards should be used:
Any time a vehicle is carrying hazardous materials.
If there is open space in the truck.
If the amount of hazardous materials in the truck exceeds 200 pounds.
If the hazardous materials create an inhalation hazard.
Q.6.
If exiting a bus during the basic vehicle control skills test, you must:
Keep both hands on the handrail.
Not touch the handrail.
Maintain a firm grasp on the handrail.
Rush down the stairs.
Q.7.
Which of the following is not an example of a distracted person that motorists should be worried about?
A driver talking to another person in a vehicle
Children on the side of the road
Construction workers on the side of the road
A person sitting on a bench waiting for a bus
Q.8.
Which of the following may result in an applicant being denied a hazardous materials endorsement?
They are not a lawful permanent resident of the United States.
They have had a speeding conviction within the previous three years.
They did not correctly answer every question on the written hazardous materials endorsement test.
They did not pass the written hazardous materials endorsement test on the first attempt.
Q.9.
Who is responsible for inspecting a vehicle's cargo?
The person who loaded it
The owner of the trucking company
The owner of the cargo
The driver
Q.10.
When steering to avoid a crash, you should:
Only use one hand to steer.
Keep both hands on the steering wheel.
Not use your mirrors to check other lanes.
Speed up as you get nearer to the hazard.
Q.11.
A CMV should:
Not have a fire extinguisher, unless transporting hazardous materials.
Not have a fire extinguisher, unless the vehicle will be traveling through remote areas.
Not have a fire extinguisher.
Have a fire extinguisher and other emergency equipment.
Q.12.
While driving:
A driver does not need to inform others of their intentions.
A driver should only use turn signals if a vehicle is next to them.
A driver should not use a turn signal if their lane change will be obvious.
A driver should always use turn signals to inform others of their intentions.
Q.13.
What can rust around the wheel nuts indicate?
That the nuts are loose.
That the nuts are wet.
That the nuts need to be replaced.
That the nuts are the wrong size.
Q.14.
Texting while driving a CMV is:
Acceptable if the text is work-related.
Acceptable if there are fewer than 10 words in the text message.
Encouraged because it is safer than talking on the phone.
Prohibited.
Q.15.
If you must stop on the side of a highway, how far behind your vehicle should warning devices be placed?
5, 15, and 30 feet
10, 25, and 50 feet
10, 100, and 200 feet
100, 200, and 500 feet
Q.16.
Be sure you are always driving so your vehicle can stop:
Within 10 feet of your current position.
Within 1,000 feet of your current position.
Within your view of the road ahead.
Immediately.
Q.17.
The Individual Vehicle Distance Record (IVDR) must include all of the following, except:
The date of trip.
The route of travel.
The total distance traveled.
The number of stops.
Q.18.
A stopped bus:
Is not a cause for concern.
Is not a concern if passengers are not unloading.
Should not be on the roadway.
Is a concern, whether passengers are visible or not.
Q.19.
While operating a CMV:
You are not required to wear a safety belt.
You are only required to wear a safety belt if your vehicle does not have airbags.
You are required to wear a safety belt, but only if hauling more than 1,000 pounds of cargo.
You are always required to wear a safety belt.
Q.20.
____ is a thin layer of ice that forms on road surfaces.
White ice
Black ice
Soft ice
Sharp ice
Q.21.
The maximum amount of play that is safe on a 20-inch steering wheel is:
One-quarter of an inch.
Two inches.
10 inches.
Q.22.
The emergency brake system uses:
Only parts of the parking brake system.
Only parts of the service brake system.
Parts of both the parking and service brake systems.
Only parts unique to the emergency brake system.
Q.23.
When starting the engine as part of the pre-trip inspection, the driver should:
Listen for unusual noises.
Rev the engine.
Turn up the radio.
Turn on the heater.
Q.24.
When approaching your vehicle, you should ensure that:
The vehicle is shiner than others.
The vehicle is not parked too closely to other vehicles.
There are not puddles under the vehicle that indicate a leak.
The vehicle is parked properly.
Q.25.
When driving a vehicle equipped with an Anti-Lock Braking System (ABS), you should:
Stop harder than you would in a vehicle not equipped with ABS.
Use extra braking force to ensure the ABS kicks in.
Brake as you would in a vehicle not equipped with ABS.
Brake with less force than you would in a vehicle not equipped with ABS.
Q.26.
When inspecting cargo, the driver should ensure all of the following, except:
That the truck is not overloaded.
That the cargo is balanced.
That the cargo is secured properly.
That the cargo is heavier at the top than the bottom.
Q.27.
When you need to brake, how can you warn drivers behind you?
Tap on the brakes a couple of times.
Stick your arm out the window.
Swerve within your lane.
Change lanes.
Q.28.
After a tire has been changed, the driver should stop after a short distance to:
Check the tightness of the lug nuts.
Ensure that the tire tread depth is good.
Ensure that the correct tire was changed.
See if rocks have gotten into the tread.
Q.29.
If a tire fails, you should:
Loosen your grip on the steering wheel.
Immediately apply the brakes.
Check your tires after coming to a complete stop.
Turn sharply off the road.
Q.30.
When taking the on-road driving test, you will be evaluated on your lane usage. Which of the following is an example of poor lane usage?
Not driving over curbs or sidewalks
Stopping behind crosswalks
Driving in the leftmost lane if more than one driving lane is available
Finishing a right turn in the rightmost lane
Q.31.
When checking your vehicle's lights before driving:
The vehicle should be running and in gear.
The engine should be turned off.
The check can be done from inside the vehicle.
The check can be done by looking at a reflection from a shiny surface.
Q.32.
If you are unsure if there is enough space for your vehicle to safely pass under an upcoming bridge, you should:
Increase your speed.
Swerve as you pass under the bridge.
Slow down.
Drive on the shoulder.
Q.33.
When inspecting a power steering-equipped vehicle, you should be sure that:
The fluid is at the proper level.
The hoses are connected to the battery.
The hoses do not contain any fluid.
Only small leaks are present.
Q.34.
When crossing railroad tracks, you should:
Stop on the tracks.
Change gears.
Try to pass.
Stay in your lane.
Q.35.
A burning tire should be:
Cooled with water.
Fanned with a blanket.
Cut up with an axe.
Covered with a tarp.
Q.36.
While driving, spring brakes are generally held in place by:
Air pressure.
Chocks.
Foundation brakes.
Sturdy ties.
Q.37.
When preparing to drive in the winter, be sure to check:
The coolant level.
The defrosting and heating equipment.
The windshield wipers.
All of the above.
Q.38.
It is illegal to operate a CMV with a minimum blood alcohol content (BAC) of:
0.01 percent.
0.02 percent.
0.04 percent.
0.08 percent.
Q.39.
When inspecting the exhaust system, which of the following should not cause concern?
Loose or broken exhaust pipes
Loose or broken mounting brackets
Leaking exhaust system parts
Exhaust system parts that are not rubbing against fuel system parts
Q.40.
Front brake limiting valves were intended to:
Prevent the front tires from skidding.
Prevent the front tires from overheating.
Create equal brake usage.
Remove uncertainty when applying the brakes.
Q.41.
The most common type of foundation brake used is the:
S-cam drum brake.
C-cam drum brake.
G-cam disc brake.
P-cam disc brake.
Q.42.
Federal and state laws require:
Drivers to regularly inspect their vehicles.
Drivers to inspect their vehicles, but only if they believe there may be a problem.
Drivers to inspect their vehicles if planning to travel out-of-state.
Drivers to inspect their vehicles, but only if they will be transporting hazardous materials.
Q.43.
A low air pressure warning signal should activate:
When tank pressure falls below 120 psi.
When tank pressure falls below 60 psi.
When tank pressure falls below 10 psi.
Q.44.
If driving a vehicle with a manual transmission, you can prevent your vehicle from rolling backward when starting from a stop by:
Partly engaging the clutch before removing your foot from the brake pedal.
Placing the vehicle in reverse before moving forward.
Fully engaging the clutch before removing your foot from the brake pedal.
Placing the vehicle in neutral before moving forward.
Q.45.
A driver can have:
Two licenses, one for automobiles and one for trucks.
Only one license.
A license for each state in which they plan to drive.
An automobile license from one state and a CDL from another.
Q.46.
To prevent fatigue while driving, you should:
Keep the cab warm.
Keep the cab cool.
Keep the cab poorly ventilated.
Close the vents.
Q.47.
You must put out emergency warning devices within ____ of stopping on the side of the road.
One minute
10 minutes
45 minutes
Two hours
Q.48.
Distracted drivers may be:
Staying within their lanes.
Traveling at consistent speeds.
Preoccupied with using their cell phones.
Not talking to anyone else in their vehicles.
Q.49.
When driving in fog, you should:
Use the windshield wipers.
Use low beam headlights.
Use high beam headlights.
Use the air conditioning.
Q.50.
If asked to sight-side back your vehicle into an alley, you should first:
Pull directly into the alley parking space.
Turn your vehicle to the right to position yourself directly in front of the alley.
Pull past the alley and stop perpendicular to the outer boundary.
Pull past the alley and stop parallel to the outer boundary.
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