Texas DMV CDL General Knowledge Quick Practice Test 1

Texas 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. When should you check and adjust your mirrors?

Before starting a trip
While driving
After a trip
Mirrors do not need to be adjusted.

2. In a newer vehicle, you apply the parking brake:

By using a diamond-shaped yellow knob.
By using a round red knob.
By using a square green knob.
By using a black round knob.

3. 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.

4. A pre-trip inspection includes ____ basic steps.

Two
Four
Seven
Nine

5. Wheels with welding repairs are:

Safe to be used if the repairs were done by a professional.
Safe to be used if the repair seems solid.
Not safe to be used.

6. When backing a truck, you should:

Only use the side mirrors on the driver’s side.
Use both side mirrors.
Not use a helper.
Only use the mirror on the passenger's side.

7. Regrooved tires are:

Allowed only on the front of a bus.
Allowed only on the rear of a bus.
Not allowed anywhere on a bus.

8. Air pressure should build up in a single air system within:

15 minutes.
12 minutes.
Three minutes.

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