Iowa DMV CDL School Bus Quick Practice Test

Iowa DMV CDL School Bus Quick Practice Test For 2024

CDL Class A, B or C. Complete CDL driver training course. All the questions in this test are from the official DMV written exam. You can use our free online tests to evaluate how likely you are to pass the official DMV test. Or you can just cut to the chase and increase your chances of passing by upgrading to Premium Membership and unlock official DMV tests. In addition, you will also receive a master cheat sheet which contains all your state’s DMV questions and answers. Premium membership also unlocks a smart tracker which keeps an inventory of all incorrectly answered questions for easy, fast and effective revision. Practice with our free tests or hit Upgrade button below for premium access and increase your chances of passing your DMV written exam.

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Quick Facts:

Number of Questions – 20

Passing Percentage – 80%

Test Type – Free Test

1. Buses may carry:

Small arms ammunition.
Corrosive materials.
Poison gas.
Explosives other than small arms ammunition.

2. Students loading and unloading a bus:

Is simple and does not need to be supervised.
Can be dangerous and should be supervised.
May be done without the bus driver present.

3. Radial and bias-ply tires:

Should be used together on all axles.
Should be used together, but only on the rear axle.
Should not be used together.

4. If a parent asks you to change the location of a bus stop, you should:

Agree and pick up students at the new bus stop.
Continue to pick up students at the original bus stop.
Change the bus stop if the new location fits into your route.
Use both locations as bus stops.

5. About how many seconds in advance of a bus stop should warning lights be activated?

One to two seconds
Two to four seconds
Five to ten seconds
45 seconds

6. The overhead inside rearview mirror:

Allows the driver to see what is happening inside of the bus.
Allows the driver to see what is happening outside of the bus.
Monitors traffic.
Opens and closes the door.

7. The emergency exit door:

Can be opened if the bus becomes too hot while being driven.
Can be opened while the bus is being driven if the bus is carrying cargo.
Can be opened to provide a better view while the bus is being backed.
Should never be open while the bus is being driven.

8. Unsafely reaching for a phone is:

Acceptable if you are driving without a passenger.
Acceptable if you plan to use a hands-free feature.
Unacceptable even if you plan to use a hands-free feature.

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