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The school bus endorsement applies to applicants who wish to drive a school bus in any Class A or B CDL. To add an S endorsement to your CLP/CDL, you must pass the Virginia school bus test, and you must also pass skills tests in a school bus. The VA CDL bus test consists of 20 questions, and you'll need at least 16 correct answers to pass (80%). The knowledge test covers the following sections of the Virginia CDL Manual: School Buses, Vehicle Inspection Test, Basic Control Skills Test and Road Test. After studying, take this VA CDL practice test to prepare for the actual bus test!
1. To make the brakes work, air brakes use:
compressed air.
hydraulic air.
2. Brake fade results from:
excessive speeding.
excessive wear.
excessive use of the service brakes.
3. Backing a school bus is:
strongly encouraged.
always safe if you use caution.
strongly discouraged.
4. Your vehicle has air brakes. To stop, you should:
push the brake pedal down.
pull the parking brake control knob out.
release the accelerator, push in the clutch, and shift to Neutral at the same time.
5. To correct a drive-wheel braking skid, you should:
stop braking.
apply the brakes and turn in the direction of the skid.
6. When changing lanes, you should:
do it quickly.
not use your turn signals.
None of the above.
7. Bus drivers:
are required to wear a seat belt only when transporting passengers.
are exempt from wearing a seat belt.
must wear a seat belt at all times.
8. What factors can cause brakes to fail or fade?
Excessive use of the service brakes
Brakes out of adjustment
All of the above.
9. All mirrors should be viewed in a logical sequence to ensure that:
a child or object is not in any of the danger zones.
direct vision and mirror view vision overlap.
monitor passenger activity inside the bus.
10. A passive railroad crossing is one that:
requires you to stop and wait until the traffic control device installed at the crossing tells you to proceed.
does not have any type of traffic control device.
has a traffic control device installed at the crossing to regulate traffic.
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VA CDL School Bus Test

Number of questions: 20
Correct answers to pass:16
Passing score:80%
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