Free Indiana CDL General Knowledge Practice Test 2023

You are looking for actual practice for your coming CDL test? So you have come to the right place. Our IN General Knowledge Practice Test has the same questions as the real exam which is based on the Indiana CDL manual. Our CDL practice test covers most of the subject areas on the Indiana General Knowledge Test such as shifting techniques, railroad crossing safety, drunk driving laws, and much more to make you become a safer driver. In addition, each question has a detailed explanation that will help you understand the concept and answer future questions about it correctly. If you don't get the pass right away, don't worry, you can take this practice test an unlimited number of times to make sure you learn all the questions. Our Indiana CDL Practice Test will refine your driving knowledge so you can earn your CDL and start driving on the roads. Let’s take our practice test now!

Our CDL practice tests:
Based on 2021 IN commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
IN CDL General Knowledge Test format:
50 questions
40 correct answers to pass
80% passing score
List of questions
How do you stop a front-wheel skid?
A vertical barrier across the front of the deck of a vehicle to prevent forward movement of cargo is a:
When securing concrete pipe over 45 inches loaded crosswise, which direction must the tiedowns on the rear half of the load run?
If you are stopped at a roadside rest area and found to have a BAC (Blood Alcohol Concentration) of 0.02 you will:
Which may be a sign of tire failure?
Sometimes you need to leave a road to avoid a hazard or emergency. When you do, you should keep in mind, that:
Which of these statements about cold weather driving is true?
You are driving a 40-foot vehicle at 35 mph. The road is dry, and visibility is good. What is the least amount of space you should keep in front of your vehicle to be safe?
When starting a bus on a level surface with good traction there is often no need for:
Methods to keep a cradle from sliding include:
Hazmat placards are what shape?
Some general signs that another driver may be distracted include which of the following:
Retreaded, recapped, or regrooved tires are allowed on the front wheels of a bus when?
Which of these is not required knowledge for drivers seeking a hazardous material endorsement?
The distance the truck will travel between noticing a hazard and hitting the brakes is:
How many tiedowns are required for cargo that is prevented from forward movement?
You receive a scale ticket and your drive axles are 35,700 and your trailer tandems are 30,600. Based upon a trailer with 4 inch slider rail hole spacings, what is the minimum number of holes you would have to slide the tandems to get the weight legal, and what would the final weights be?
A cleat is a short piece of wood used:
You receive a scale ticket and your drive axles are 31,700 and your trailer tandems are 35,100. Based upon a trailer with 6 inch slider rail hole spacings, what is the minimum number of holes you would have to slide the tandems to get the weight legal, and what would the final weights be?
When should you test your parking brakes?
The bridge formula:
In order to drive placarded vehicles, drivers are required to have:
When securing concrete pipe loaded crosswise, arrange the top tier:
When making a right turn, all of the following are good technical practices except:
A load weighing 41,500 lbs requires securement against rearward force of:
Which day on the example below contains a violation?
Day 1

Day 2
The object of the pre-trip inspection is:
You are driving on a straight, level highway at 50 mph. There are no vehicles in front of you. Suddenly a tire blew out of your vehicle, what should you do first?
You are driving a heavy vehicle with a manual transmission. You have to stop the vehicle on the shoulder while driving on an uphill grade. Which of these is a good rule to follow when putting it back in motion up the grade?
Whenever possible, a row of metal coils with eyes vertical requires one direct tiedown to secure against rearward movement at what maximum angle?
What is the cargo's center of gravity?
You must stop on a hill or curve on a two-lane-two-way road. How far should you place reflective triangles?
Specific examples of vehicles which drivers should pay close attention to as possible hazards include:
A 'hook-lift container' is:
Any CDL holder found to operating a CMV with ANY alcohol in his/her system will be placed out-of-service for a minimum of:
During the Stop/Start maneuver, when stopped, your vehicle:
When securing metal coils, it is acceptable to use nailed blocking or cleats as the sole means to secure:
Vehicles should be equipped with all of the following emergency equipment except:
Mirror adjustment can only be checked accurately when:
To help stay alert while driving, when should you take breaks?
What is the best way to determine what percentage of the weight of fuel will go to each set of axles?
What does emergency braking mean?
A steel coil weighing 21,000 lbs requires how much securement against forward movement?
Some causes of fuel fires include improper fueling, driver smoking, and:
Sharp pavement drop-offs:
Convex (curved) mirrors:
Which of these statements about staying alert to drive is true?
Which of the statements about an inspection of the suspension components is true?
What is the minimum WLL of a tiedown used to secure logs?
The term 'edge protector' refers to: