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. If you are turning left and there are two available left turn lanes, which lane should you choose?

The left lane
The right lane
Either lane
Trucks should not turn where there are two left turn lanes.

2. An Individual Vehicle Distance Record (IVDR) does not need to include which of the following?

The dates of a trip
The total distance traveled
The number of vehicles passed

3. When starting an engine, oil pressure should come up to a normal level:

Within seconds.
Within five minutes.
After about three minutes.

4. 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

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. Steering that feels heavy is often a sign of:

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

7. A low air pressure warning signal:

Is not required on vehicles with air brakes.
Is required on vehicles with air brakes.
Is optional on vehicles with air brakes.

8. How does doubling your speed from 20 mph to 40 mph affect your vehicle's braking distance?

It stays about the same.
It increases slightly.
It doubles.
It quadruples.

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