Free Illinois CDL General Knowledge Practice Test 2022

You are looking for actual practice for your coming CDL test? So you have come to the right place. Our IL General Knowledge Practice Test has the same questions as the real exam which is based on the Illinois CDL manual. Our CDL practice test covers most of the subject areas on the Illinois 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 Illinois 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 2022 IL commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
IL CDL General Knowledge Test format:
50 questions
40 correct answers to pass
80% passing score
List of questions
1.
What are the Federal standards for the gross vehicle weight of a 5 axle commercial vehicle?
2.
What violation occurs on the below example?
Day 1

Day 2
3.
Which of these statements about alcohol is NOT true?
4.
You are checking your steering and exhaust system in a pre-trip inspection. Which of these problems, if found, should be fixed before the vehicle is driven?
5.
How many days are you required to keep your completed logs?
6.
After taking 10 consecutive hours off duty, a driver begins to work at 8:00 a.m. The driver may operate a commercial motor vehicle until what time?
7.
What is a cab shield?
8.
Instead of stopping in an emergency, what is many times the safer action?
9.
Is the below example a completed 34 hour restart?
Day 1

Day 2

10.
If your vehicle catches fire while you are driving, you should:
11.
You are traveling down a long, steep hill. Your brakes get so hot that they have failed. What should you do?
12.
What is the Aggregate WLL of the securement system for a load secured with 7 tiedowns: 3 rated at WLL of 4,000 lbs, 2 at 6,500, and 1 at 8,000?
13.
When shifting you should do all of the following except:
14.
When securing paper rolls on a flatbed or curtainside vehicle, it is acceptable to stack rolls with eyes vertical:
15.
You are driving a truck with a manual transmission. What gear will you probably have to use to take a long, steep downhill grade?
16.
In cargo securement, bracing is:
17.
When driving through the work zone you should:
18.
If you have a road emergency and must park on the shoulder, how soon should you put out your triangles?
19.
Using controlled braking, brakes are applied as hard as possible:
20.
Good general shifting techniques for going down a long downgrade include:
21.
When stopping behind another vehicle, a safe gap to leave is one that:
22.
A placarded vehicle must have how many identical placards?
23.
.5g is equal to what?
24.
What happens if an EOBR malfunctions?
25.
"Fully Contained" means:
26.
When driving at night you should use your high beams when oncoming traffic is not within ____ feet?
27.
When you are starting to move up a hill from a stop:
28.
If you increase your speed from 20 to 60 mph (original speed times 3), how much more braking distance is required at 60 mph than at 20 mph?
29.
After starting the engine:
30.
Ways that drinking alcohol can affect the brain include:
31.
Which statement about EOBR's is true?
32.
An outside vehicle observation will be scored every time the driver:
33.
When vehicles towing trailers go into a drive-wheel skid, the trailer can push the towing vehicle sideways, causing a:
34.
What is the minimum aggregate WLL of all tiedowns in a group of concrete pipe?
35.
What is the WLL of a 1/2-inch Grade 70 tiedown?
36.
Given that general cargo securement requires a WLL of at least 50% of cargo weight, how many 1/2-inch Grade 70 chains would be required for a load of 34,500 lbs?
37.
What is the best way to determine what percentage of the weight of fuel will go to each set of axles?
38.
Cargo must satisfy one of the following securement conditions except:
39.
What is aggregate working load limit?
40.
What is the maximum angle recommended for tiedowns securing cement pipe loaded crosswise, relative to the deck?
41.
All of the following are true of alcohol except:
42.
Sharp pavement drop-offs:
43.
If a straight vehicle (not trailer or articulation) goes into front-wheel skid, it will:
44.
"You do not have a hazardous materials endorsement on your commercials driver’s license. You are asked to deliver hazardous materials in a placarded vehicle. You should:"
45.
Requirements for securing two stacks of shortwood loaded side-by-side include:
46.
There will be times when you must take a minimum of a 30 minute break off duty before performing which of the following tasks?
47.
When securing concrete pipe over 45 inches loaded crosswise, which direction must the tiedowns on the front half of the load run?
48.
You should try to avoid driving in fog:
49.
A bulkhead is used:
50.
Shifting gears on most heavy vehicles using manual transmissions will require: