This CDL Air Brakes quiz for Texas DPS assesses knowledge on service brakes, air compressors, and system maintenance. It covers the operation of air brakes during normal driving, the role of alcohol evaporators in preventing ice in valves, and the correct management of air pressure levels. Essential for aspiring commercial drivers in Texas.
Emergency Brake
Service Brake
Parking Brake
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Wedge Brakes
S-cam Brakes
Disc Brakes
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True
False
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...tells you how much pressure you are applying to the brakes.
...tells you how much pressure is in the air storage tanks.
...tells you how well the air compressor is working.
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True
False
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...tell you how much pressure you are applying to the brakes.
...tell you how well the air compressor is working.
...tell you how much pressure is in the air storage tanks.
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True
False
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False
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False
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To provide an additional air storage tank used for the purpose of getting the vehicle back to the service center.
To release the spring brakes so you can move the vehicle in the event of an emergency.
To provide the ability to open air powered doors in the event of an emergency.
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Send air to the s-cam brake in order to stop the vehicle.
Drain the air tank at the end of the day.
Pump air into the air storage tanks/reservoirs.
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A device used to signal for help in the event of an emergency.
A device used to signal the driver that he/she is running low on fuel.
A device used to warn the driver of low air pressure.
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60 psi ; 80 psi
20 psi ; 45 psi
100 psi ; 125 psi
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20-45 psi.
100-125 psi.
60-80 psi.
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True
False
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60 psi.
80 psi.
125 psi.
150 psi.
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