44. In a dual air brake system:

2026 Free Alabama DMV Knowledge Test Class B Test 1

44. In a dual air brake system:

Each system has separate air tanks, hoses, and lines.

The systems share air tanks, but each has its own separate hoses and lines.

Each system uses the same lines and hoses.

One system is the main braking system and a second system is ready to be used if the first one fails.

✔ Correct Answer:

Each system has separate air tanks, hoses, and lines.

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