📚Alabama General Knowledge — Question 4 of 10
Stab braking should not be used on vehicles with:
Answer: C
Anti-lock brakes.
Antilock brake systems (ABS) prevent wheels from locking up during braking. Therefore, stab braking cannot be used on a tractor-trailer that is equipped with ABS.
Source: Alabama CDL Manual
All choices
- AHazardous materials.
- BTrailers.
- CAnti-lock brakes.
Alabama CDL General Knowledge Test Info
Questions on Exam
50
Passing Score
80%
Time Limit
Typically 60 minutes; varies by testing location
Age Requirements
Intrastate: 18+ · Interstate: 21+
Alabama Law Enforcement Agency (ALEA)
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