Free Iowa CDL School Bus Practice Test 2023

Do you want to become a bus driver? You are looking for good source material for your coming CDL test? You are in the right place. Our Iowa CDL Practice Test is a great resource for beginners. The test is designed for you to have exactly the experience of the exam as you will be more familiar with both the test format and the subject. Each question is based on the official Iowa CDL Manual so you can be sure that the information in our test is accurate and relevant to your examination. In addition, each question has a detailed explanation so that it is very useful for you to learn from your mistakes. Preparing well before test day with questions and content that we cover. Start with our Free Iowa CDL School Bus Practice Test today and pass your CDL endorsement exam!

Our CDL practice tests:
Based on 2021 IA commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
IA CDL School Bus Test format:
20 questions
16 correct answers to pass
80% passing score
List of questions
A type of railroad crossing, that doesn't have any type of traffic control device, is called:
When stopping on a railroad crossing, the driver must stop no closer than:
What should you be able to see if the outside convex mirrors are adjusted properly?
A round warning sign will be placed ahead of all public railroad crossings, and will be colored black on:
The Department of Transportation requires that ABS be on ________.
The area on all sides of the bus where children are most in danger of being hit is the:
A railroad crossing containing some kind of traffic control device is a(n):
Buses must never carry _________.
It's important for a school bus driver to ensure the emergency exits are _________.
If you need to evacuate your vehicle, a safe place will typically be at least _____ off the road, in the direction of the oncoming traffic.
What is the purpose of an antilock braking system (ABS)?
School bus drivers need to check the internal mirrors used for observing students. You should check ________.
Properly adjusted crossover mirrors will specifically allow you to see all of the following except:
You can drop a student off ________.
Which of the following should you NOT do when driving in high winds?
What mirrors are used to monitor traffic and to check clearances and students on the sides and to the rear of the bus?
During the vehicle inspection test, the glad hands need to be _______.
Which of the following people are allowed to remove or suspend a student from riding the bus?
In case of evacuation due to hazardous material spills:
When you drive a vehicle with ABS, you need to ________.