Name: CDL General Knowledge Practice Test – Part 8
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Question 1 of 20

1. Question

If you find that you are being tailgated, you should…

Quickly change lanes to avoid an accident
Flash your brake lights to warn the tailgater
Decrease the distance between you and the tailgater
Increase the distance in front of you, if possible

Question 2 of 20

2. Question

Which of the following statements about your mirrors is true?

You cannot see your tires
You should be able to see any cars overtaking you
You should be able to see any vehicles behind your trailer
Some objects may appear smaller in your mirrors

Question 3 of 20

3. Question

When making a right hand turn you should always…

Steer into the left lane first so you can make the corner
Rush through the intersection so you can get out of the way of traffic
Back up to make the driver behind you move back
Keep the rear of your vehicle close to the curb

Question 4 of 20

4. Question

Water can be used to extinguish which of the following fires?

Tires
Electrical fire
Gasoline fire
Chemical fire

Question 5 of 20

5. Question

The following are all probable signs of a tire blowout EXCEPT…

A loud bang
Vibration of the vehicle
The smell of smoke
A thumping sound

Question 6 of 20

6. Question

How should you hold your hands on the steering wheel?

Near the bottom of the wheel
Opposite sides of the wheel
Near the top of the wheel
One hand on the steering wheel and one on the shifter

Question 7 of 20

7. Question

To correct a drive wheel acceleration skid you should…

Stop accelerating and push in the clutch
Downshift
Pump the brake
Accelerate quickly

Question 8 of 20

8. Question

When driving at highway speeds, you should look 12-15 seconds ahead which is…

At least 100 yards
At least half a mile
At least a quarter of a mile
At least one tractor trailer length

Question 9 of 20

9. Question

When driving in heavy traffic you should travel…

At a speed consistent with the flow of traffic
Five mph less than automobiles regardless of posted limits
In the left lane when possible to avoid heavy lanes of traffic
In the right lane to avoid passing

Question 10 of 20

10. Question

Driving at night is more dangerous because of the following EXCEPT…

Most people are less alert at night due to fatigue
Headlights often cause glare which can blind drivers
Traffic lights are less visible than in the day
There are more drunk drivers at night

Question 11 of 20

11. Question

Which of these statements about double clutching and shifting is true?

If you miss a gear while up-shifting, you must bring the vehicle to a stop.
Double clutching should only be used with a heavy load
You can use the tachometer to tell you when to shift.
Double clutching should not be used when the road is slippery.

Question 12 of 20

12. Question

The center of gravity of a load:

Is only a problem if the vehicle is overloaded.
Should be kept as high as possible.
Can make a vehicle more likely to tip over on curves.
All of the above.

Question 13 of 20

13. Question

The first step to take if your vehicle catches fire while driving is:

Head for the nearest service station.
Get the vehicle off the road and stop in an open area.
Park in the shade of a building.
Immediately open the door and jump out.

Question 14 of 20

14. Question

Which of these is a good rule to follow when using a fire extinguisher?

stay downwind of the fire.
Keep it as close to the fire as possible.
Aim at the base of the fire.
All the above.

Question 15 of 20

15. Question

Is it legal to drive with one fourth of a vehicles leaf springs broken or missing?

It doesn't make any difference as long as you drive slow.
Yes
No
None of the above.

Question 16 of 20

16. Question

You are testing the stopping action of service brakes on a hydraulic system. Which of these can mean there is a problem?

The brake pedal goes to the floor
Stopping action is delayed.
The vehicle pulls to one side when the brake pedal is pressed.
All of the above.

Question 17 of 20

17. Question

Dry bulk tanks require special care because:

The load can shift
They have a high center of gravity
Both of the above
None of the above

Question 18 of 20

18. Question

The most important reason for being alert to hazards is so:

You will have time to plan your escape if the hazard becomes an emergency.
Accident reports will be accurate.
Law enforcement personnel can be called.
You can help impaired drivers.

Question 19 of 20

19. Question

Which of these statements about cold weather driving is true?

In snow storms, wiper blades should be adjusted so that they do not make direct contact with the windshield.
Exhaust system leaks are less dangerous in cold weather.
There is no need to worry about engine overheating when the weather is very cold.
Windshield washer antifreeze should be added to the washer reservoir.

Question 20 of 20

20. Question

You are checking your tires for a pre-trip inspection. Which of these statements is true?

Tires of mismatched sizes should not be used on the same vehicle.
Radial and bias-ply tires can be used together on the same vehicle.
Dual tires should be touching each other.
2/32 inch tread depth is safe for the front tires.

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CDL General Knowledge Practice Test – Part 8