Pennsylvania DMV CDL General Knowledge Quick Practice Test 1

Pennsylvania DMV CDL General Knowledge Quick Practice Test 1 For 2024

CDL Class A, B or C. Complete CDL driver training course. All the questions in this test are from the official DMV written exam. You can use our free online tests to evaluate how likely you are to pass the official DMV test. Or you can just cut to the chase and increase your chances of passing by upgrading to Premium Membership and unlock official DMV tests. In addition, you will also receive a master cheat sheet which contains all your state’s DMV questions and answers. Premium membership also unlocks a smart tracker which keeps an inventory of all incorrectly answered questions for easy, fast and effective revision. Practice with our free tests or hit Upgrade button below for premium access and increase your chances of passing your DMV written exam.

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Quick Facts:

Number of Questions – 20

Passing Percentage – 80%

Test Type – Free Test

1. A person must be at least ____ to drive a CMV across state lines.

18 years old
21 years old
25 years old

2. You should always use at least ____ to secure cargo on a flatbed trailer.

One tie-down
Two tie-downs
Three tie-downs
Four tie-downs

3. A tread depth of ____ should be in every major groove of a tire that is not in the front of a commercial motor vehicle.

1/32 of an inch
2/32 of an inch
4/32 of an inch

4. Brake fading is caused when:

Brakes are not used often enough.
Brakes overheat.
Brakes are too cold.
Brakes are wet.

5. 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.

6. If another driver is following you too closely, you should do all of the following, except:

Avoid quick changes.
Increase the distance between you and the vehicle in front of you.
Speed up.
Avoid relying on tricks to help others pass.

7. Steering that feels heavy is often a sign of:

Rear tire failure.
Front tire failure.
A shifting load.
The coolant overheating.

8. As the driver of a truck carrying a load, you are responsible for all of the following, except:

Inspecting the cargo.
Recognizing poorly balanced weight.
Knowing the phone numbers of all fire departments along your intended route of travel.

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