New York DMV CDL Air Brakes Quick Practice Test

New York DMV CDL Air Brakes Quick Practice Test 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.

99.5% Pass Rate

Get Access To Official DMV Online Tests & A Master Cheat Sheet With All Questions & Answers For Your State. 99.5% Pass Rate Guaranteed!

Upgrade To Premium

Quick Facts:

Number of Questions – 20

Passing Percentage – 80%

Test Type – Free Test

1. Before a vehicle with dual air brakes is driven, pressure of at least ____ should be built up in both braking systems.

10 psi
25 psi
50 psi
100 psi

2. If you’re driving and the ABS warning light comes on, it means:

The ABS is working properly.
The ABS has just been activated.
The ABS is not working properly.
The ABS needs to be activated.

3. If using air tanks with manually operated drains, how often should you drain the tanks?

Every day
Once a week
Once a month
Once every 3,000 miles

4. Why should you regularly drain the air tanks?

Because the air gets old and needs to be replaced
Because compressed air contains some water and the water collects in the tanks
To allow for a change in pressure

5. If the brake pads rub against the brake drums and create too much heat:

The brakes will stick.
The brakes will become extra sensitive.
The brakes may stop working.
The air compressor will kick on to cool the brakes.

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

15 minutes.
12 minutes.
Three minutes.

7. Using an Anti-Lock Braking System (ABS):

Shortens stopping distance.
Shortens brake response time.
Provides less control.
Provides more control.

8. Brakes may get out of adjustment:

If they are too hot.
In colder weather.
If they are used.
If they get wet.

Page 1 of 3