ILLINOIS CLASS B NON-CDL
EXAMINATION PREP QUESTIONS AND
ANSWERS
1. What is the maximum Gross Vehicle Weight Rating (GVWR) of a single vehicle that a Class B
Non-CDL holder is authorized to drive?
A. 26,001 lbs or more
B. 16,000 lbs
C. Less than 26,000 lbs
D. Up to 10,000 lbs
Answer: A
Conceptual Explanation: In Illinois, a Class B license is required for any single vehicle
with a GVWR of 26,001 lbs or more, or any such vehicle towing another not in excess of
10,000 lbs.
2. Under Illinois law, what is the maximum towing capacity allowed for a Class B Non-CDL
driver?
A. 5,000 lbs
,B. 26,001 lbs
C. 15,000 lbs
D. 10,000 lbs
Answer: D
Conceptual Explanation: A Class B license allows for towing a vehicle as long as the GVWR
of the towed unit does not exceed 10,000 lbs.
3. When performing a static leakage test on a single vehicle with air brakes, the pressure
should not drop more than:
A. 5 psi in two minutes
B. 3 psi in one minute
C. 2 psi in one minute
D. 1 psi in one minute
Answer: C
Conceptual Explanation: For a single vehicle with air brakes, the air loss rate should be no
more than 2 psi in one minute during a static leakage test.
4. At what pressure must the low air pressure warning signal activate on a vehicle equipped
with air brakes?
A. Exactly 100 psi
B. Above 60 psi
, C. Between 20 and 45 psi
D. At 80 psi
Answer: B
Conceptual Explanation: The low air pressure warning signal must come on before the
pressure drops below 60 psi.
5. If you are driving a 40-foot vehicle at 35 mph, what is the recommended following distance
in seconds?
A. 4 seconds
B. 3 seconds
C. 2 seconds
D. 5 seconds
Answer: A
Conceptual Explanation: The rule is 1 second for every 10 feet of vehicle length at speeds
below 40 mph. For a 40-foot vehicle, that is 4 seconds.
6. When checking the steering system, how much ‘play’ or movement is generally acceptable
in the steering wheel?
A. No more than 5 degrees
B. Exactly 4 inches
C. No more than 10 degrees (about 2 inches on a 20-inch wheel)
EXAMINATION PREP QUESTIONS AND
ANSWERS
1. What is the maximum Gross Vehicle Weight Rating (GVWR) of a single vehicle that a Class B
Non-CDL holder is authorized to drive?
A. 26,001 lbs or more
B. 16,000 lbs
C. Less than 26,000 lbs
D. Up to 10,000 lbs
Answer: A
Conceptual Explanation: In Illinois, a Class B license is required for any single vehicle
with a GVWR of 26,001 lbs or more, or any such vehicle towing another not in excess of
10,000 lbs.
2. Under Illinois law, what is the maximum towing capacity allowed for a Class B Non-CDL
driver?
A. 5,000 lbs
,B. 26,001 lbs
C. 15,000 lbs
D. 10,000 lbs
Answer: D
Conceptual Explanation: A Class B license allows for towing a vehicle as long as the GVWR
of the towed unit does not exceed 10,000 lbs.
3. When performing a static leakage test on a single vehicle with air brakes, the pressure
should not drop more than:
A. 5 psi in two minutes
B. 3 psi in one minute
C. 2 psi in one minute
D. 1 psi in one minute
Answer: C
Conceptual Explanation: For a single vehicle with air brakes, the air loss rate should be no
more than 2 psi in one minute during a static leakage test.
4. At what pressure must the low air pressure warning signal activate on a vehicle equipped
with air brakes?
A. Exactly 100 psi
B. Above 60 psi
, C. Between 20 and 45 psi
D. At 80 psi
Answer: B
Conceptual Explanation: The low air pressure warning signal must come on before the
pressure drops below 60 psi.
5. If you are driving a 40-foot vehicle at 35 mph, what is the recommended following distance
in seconds?
A. 4 seconds
B. 3 seconds
C. 2 seconds
D. 5 seconds
Answer: A
Conceptual Explanation: The rule is 1 second for every 10 feet of vehicle length at speeds
below 40 mph. For a 40-foot vehicle, that is 4 seconds.
6. When checking the steering system, how much ‘play’ or movement is generally acceptable
in the steering wheel?
A. No more than 5 degrees
B. Exactly 4 inches
C. No more than 10 degrees (about 2 inches on a 20-inch wheel)
