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DMV PRACTICE
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Colorado CDL Passenger Test 1
Practice mode
Question
1
of 20
QUESTION 1 / 20
Over-the-counter medication:
Choose one answer below.
A
Poses no safety risks to a driver.
✓
B
Is not referenced by any laws regarding driving under the influence.
✓
C
Cannot impair a driver.
✓
D
Can affect a person’s ability to drive safely.
✓
QUESTION 2 / 20
Antifreeze helps to keep an engine functioning properly:
Choose one answer below.
A
But only in cold weather.
✓
B
But only in hot weather.
✓
C
Regardless of the weather.
✓
D
While minimizing the vehicle's fuel use.
✓
QUESTION 3 / 20
If a truck is equipped, a trailer brake hand valve can be used to:
Choose one answer below.
A
Add fuel to the vehicle.
✓
B
Prevent the vehicle from rolling back when being started from a stop.
✓
C
Check the oil level.
✓
D
Load cargo.
✓
QUESTION 4 / 20
During the on-road driving test, you must do all of the following, except:
Choose one answer below.
A
Wear your safety belt.
✓
B
Obey all traffic laws.
✓
C
Complete the test without a moving violation.
✓
D
Obey all traffic signs and signals, but only if other traffic is present.
✓
QUESTION 5 / 20
When checking the springs during a vehicle inspection, do all of the following, except:
Choose one answer below.
A
Look for missing leaf springs.
✓
B
Look for broken coil springs.
✓
C
Ensure torsion springs are not damaged.
✓
D
Glue cracked leaf springs.
✓
QUESTION 6 / 20
After starting the engine, oil pressure should reach a normal level:
Choose one answer below.
A
Within a few seconds.
✓
B
After about a minute.
✓
C
After about four minutes.
✓
D
Within 10 minutes of driving.
✓
QUESTION 7 / 20
How many classes of hazardous materials are there?
Choose one answer below.
A
One
✓
B
Three
✓
C
Six
✓
D
Nine
✓
QUESTION 8 / 20
During a vehicle inspection, be sure that:
Choose one answer below.
A
The emergency exits are difficult to open.
✓
B
The emergency exit warning devices work properly.
✓
C
The emergency exits squeak.
✓
D
The emergency exits are not accessible from inside the cab.
✓
QUESTION 9 / 20
If driving in a foggy area, you should not:
Choose one answer below.
A
Decrease your speed.
✓
B
Increase your speed.
✓
C
Use your low beam headlights.
✓
D
Turn on your four-way flashers.
✓
QUESTION 10 / 20
When alley docking, your vehicle should be parked:
Choose one answer below.
A
With the front bumper on top of the front boundary line.
✓
B
With the rear wheels over the rear boundary line.
✓
C
Straight within the boundaries of the parking space.
✓
D
At an angle within the boundaries of the parking space.
✓
QUESTION 11 / 20
When driving in heavy traffic, you should:
Choose one answer below.
A
Use hands-free cellular devices.
✓
B
Use your cell phone for texting instead of calling.
✓
C
Not use your cell phone.
✓
D
Turn up the ringer on your cell phone.
✓
QUESTION 12 / 20
Roads are most slippery right after it begins to rain because:
Choose one answer below.
A
The water mixes with oil and grease on the road.
✓
B
The roads are naturally slippery.
✓
C
The gravel gets washed to the middle of the lane.
✓
D
Some tires are not designed for rain.
✓
QUESTION 13 / 20
If an approaching driver is using their high beam headlights, you should:
Choose one answer below.
A
Look directly at the headlights.
✓
B
Flash your high beam lights to remind the driver to switch to their low beams.
✓
C
Look to the right side of your lane until the vehicle has passed.
✓
D
Pull to the side of the road until the vehicle has passed.
✓
QUESTION 14 / 20
The driver’s seat of a bus should include:
Choose one answer below.
A
A pocket for storage on its left side.
✓
B
A pocket for storage on its right side.
✓
C
A seat belt.
✓
D
A cup holder.
✓
QUESTION 15 / 20
When starting the engine as part of the pre-trip inspection, the driver should:
Choose one answer below.
A
Listen for unusual noises.
✓
B
Rev the engine.
✓
C
Turn up the radio.
✓
D
Turn on the heater.
✓
QUESTION 16 / 20
When taking the on-road driving test, you must do all of the following, except:
Choose one answer below.
A
Wear your safety belt.
✓
B
Obey all traffic signs.
✓
C
Complete the test without an accident.
✓
D
Demonstrate that you can use your cell phone while driving.
✓
QUESTION 17 / 20
When traveling with cargo, you must make sure the cargo is secure:
Choose one answer below.
A
No more than two times.
✓
B
Every 150 miles or three hours of driving.
✓
C
Only after traveling up a hill.
✓
D
Only after coming to a hard stop.
✓
QUESTION 18 / 20
During a basic vehicle control skills test, what is considered an encroachment?
Choose one answer below.
A
The vehicle crossing over an exercise boundary line.
✓
B
A driver executing a single pull-up.
✓
C
A driver placing the vehicle in neutral and applying the parking brake.
✓
D
The vehicle stalling while the driver shifts gears.
✓
QUESTION 19 / 20
How much water must be present for a vehicle to hydroplane?
Choose one answer below.
A
Usually several inches
✓
B
A significant amount, such as a large puddle
✓
C
A small amount
✓
D
None
✓
QUESTION 20 / 20
The most important reason to inspect your vehicle before a trip is:
Choose one answer below.
A
To ensure safety.
✓
B
To maximize gas mileage.
✓
C
To wake up before the drive.
✓
D
To fill up time.
✓
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