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.
To prevent a load from shifting, there should be at least one tie down for every ____ feet of cargo.
2.
Which of these is not part of the pre-trip inspection of the engine compartment?
3.
Any driver convicted of violating an out-of-service order will be disqualified for a minimum of:
4.
Which of these statements is true?
5.
Weight transmitted to the ground by one axle or one set of axles called:
6.
You are checking your brakes and suspension system for a pre-trip inspection. Which of these statements is true?
7.
Securing cargo on a flatbed trailer is typically done using:
8.
Which of these is true about tires and hot weather?
9.
Cargo with a high center of gravity:
10.
For your safety, when setting out reflective triangles you should:
11.
How current must your logbook be?
12.
When securing rolls of paper with eyes vertical, how many points of contact are required to consider a roll secure?
13.
To secure a cubic-shaped boulder, how many tiedowns are required, at minimum?
14.
Which of the statements about pre-trip inspection is true?
15.
A tank vehicle endorsement is required to drive tank vehicles with a combined capacity of:
16.
When driving at night, you should:
17.
For safer night time driving, windshields and mirrors should be:
18.
After an accident, you should only move a severely injured person:
19.
What factor has the greatest affect on how much weight is moved per hole in the tandem slider rail?
20.
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?
21.
How many violations occur on the below example?
Day 1

Day 2
22.
What is the safe number to use in calculations for the weight of fuel?
23.
All of the following should be part of the engine compartment check except:
24.
Requirements for securing a non-cubic shaped boulder with a stable base include all of the following except:
25.
Which of these statements about downshifting is true?
26.
The bridge formula:
27.
The load carrying area of a truck, trailer, or intermodal container is referred to as the:
28.
In what circumstance can shortwood be treated as longwood?
29.
When loading bell pipe on one tier, all of the following apply except:
30.
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?
31.
Which of these is true about tire pressure?
32.
When banding paper rolls with eyes vertical, you should:
33.
Empty trucks:
34.
Which statement is true?
35.
What is the only acceptable cure for driver fatigue?
36.
Based on the following figures, how much fuel can you legally add while remaining legal on the drive axles?

Percentage of fuel weight to drive axles: 30%

Weight Before Fueling: Steer: 11,275, drives: 33,750, gross: 77,220

37.
When going down a long steep downgrade you should always:
38.
An ABS light that comes on or stays on while driving indicates:
39.
Cargo that isn't prevented from forward movement, and is 4 feet long and weighs 1,500 lbs requires a minimum of how many tiedowns?
40.
During the Stop/Start maneuver, when stopped, your vehicle:
41.
When parked on the side of a two-lane road carrying traffic in both directions, place warning devices:
42.
Is the following example within legal HOS limits?

- A trucker starts driving at 12:00pm
- At 5pm the driver takes a 1 hour break
- At 6pm the driver begins driving again
- At 11:30pm, the driver shuts down and goes off duty for 10 consecutive hours
43.
If you have a heavy load that is slowing you down on an upgrade you should:
44.
To adjust driving space to slippery conditions, all of the following are space considerations except:
45.
Generally, when steering in an emergency, which direction is your best option?
46.
Whenever you double your speed, it will require how much more distance to stop?
47.
When securing building materials, how many tiedowns are required for top tier bundles longer than 5 ft?
48.
The definition for "shortwood" identifies pieces that are no longer than:
49.
What is the minimum number of tiedowns required through the eye of a metal coil loaded crosswise?
50.
Working Load Limit (WLL)is defined as: