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CDL BUS PRACTICE TEST - DISTRICT OF COLUMBIA

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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 District of Columbia school bus test, and you must also pass skills tests in a school bus. The DC 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 District of Columbia CDL Manual: School Buses, Vehicle Inspection Test, Basic Control Skills Test and Road Test. After studying, take this DC CDL practice test to prepare for the actual bus test!
1. You should NOT use the parking brakes if:
the brakes are cold.
the brakes are very hot.
the brakes are too dry.
All of the above.
2. Brakes out of adjustment can cause the other brakes to:
work better.
last longer.
overheat and fade.
apply more braking power.
3. During unloading, if the school bus driver cannot account for a student outside the bus, the driver should:
walk through the bus to ensure the students is not on the bus.
secure the bus, and check around and underneath the bus.
assume the student got back on the bus.
All of the above.
4. Drivers should adjust their mirrors:
while driving.
after driving.
before driving.
None of the above.
5. You should position the overhead inside rearview mirror to see:
all of the students on the bus.
the heads of the students right behind you.
the students in the first three rows.
the rear of the bus.
6. Properly adjusted outside left and right side flat mirrors should allow the driver to see:
the front bumper.
at least 1 traffic lane on either side of the bus.
the rear tires touching the ground.
the front tires touching the ground.
7. The ABS malfunction lamp on the instrument panel is:
Yellow
Blue
Orange
Red
8. Buses must never carry:
radioactive materials.
hospital supplies.
small arms ammunition.
All of the above.
9. When students are boarding the school bus, you should do all of the following except:
ask the students to board in pairs.
wait until students are seated before moving the bus.
count the number of students at the bus stop and ensure all board the bus.
monitor all mirrors continuously.
10. Which of the following is not a rule for using turn signals?
Signal early
Signal continuously
Cancel your signal after you have turned
Don't signal unless another vehicle is behind you
 
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DC CDL Bus Test

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