Free Missouri 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 MO General Knowledge Practice Test has the same questions as the real exam which is based on the Missouri CDL Book. Our CDL practice test pack covers most of the subject areas on the Missouri 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 Missouri 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 MO commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
MO CDL General Knowledge Test format:
50 questions
40 correct answers to pass
80% passing score
List of questions
1.
When driving at more than 40 mph, what is the safe minimum following distance for ideal daytime conditions?
2.
Which of these is the best general rule for night driving?
3.
Which of these statements about alcohol is NOT true?
4.
When the roads are slippery, you should:
5.
What is the proper way to hold a steering wheel?
6.
Hazmat placards are what shape?
7.
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?
8.
Is there a 14 hour rule violation on Day 2?
Day 1

Day 2
9.
Using radar detectors in commercial vehicles:
10.
You're in Illinois which allows up to 20,000 pounds on the steer axle. You're heading to Indiana which only allows 12,000 on the steer axle. Your steer tires have a load rating of 6,500 pounds each. What is the maximum legal weight your steer axle can be for each of the two states?
11.
When loading and securing a boulder, it should be:
12.
Retarders:
13.
To avoid driving when tired, if at all possible you should schedule your trips:
14.
When you are driving on a snow packed road, you should reduce your speed by:
15.
What factor has the greatest affect on how much weight is moved per hole in the tandem slider rail?
16.
Medicine used to treat the common cold:
17.
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?
18.
The bridge formula:
19.
When starting in slippery conditions, you should:
20.
In cargo securement, the deck is:
21.
Which of these is a good thing to remember about using mirrors?
22.
When making a right turn, all of the following are good technical practices except:
23.
Your brakes can get wet when driving through heavy rain. What can happen if the brakes are applied?
24.
You weigh the truck immediately before and after fueling. Based on the following, determine what percentage of the weight goes to each set of axles:

Before fueling:

steer: 11,100, drives: 32,600, gross: 71,400

After fueling:

steer:11,850, drives: 32,850, gross: 72,400

25.
When driving at night you should use your high beams when oncoming traffic is not within ____ feet?
26.
You are driving a 40-foot vehicle at 55 mph. The road is dry, and visibility is good. What is the least amount of space that you need to have in front of your vehicle?
27.
Which of the following is not a requirement of wood used as blocking or bracing?
28.
When you are starting to move up a hill from a stop:
29.
Aggregate Working Load Limit is defined as:
30.
Which of these is true about hauling hazardous materials?
31.
Which of these statements about braking is true?
32.
Empty trucks:
33.
Ways that drinking alcohol can affect the brain include:
34.
In case of a fire in the cargo area of a van or box trailer, you should:
35.
What is the minimum aggregate WLL of all tiedowns in a group of concrete pipe?
36.
When you see a pedestrian or bicyclist along the road you should:
37.
"Brake fade" is:
38.
What is the primary goal of implementing the Bridge Formula?
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.
To correct a drive wheel braking skid, you should:
41.
An intermodal container is:
42.
All of the following are good tips to staying fit and ready to drive except:
43.
What is the minimum WLL used to block forward movement of cargo weighing 36,500 lbs?
44.
When entering and exiting an expressway, and also generally any time you drive, you should:
45.
On what day and time does an 11 hour rule violation occur?
Day 1

Day 2

46.
When securing a paper roll with a width that is more than twice its diameter, which of the following is not an acceptable method of securement to prevent tipping?
47.
Heavy vehicles often move slower than others. Which of these is NOT a good rule to follow while driving a heavy vehicle?
48.
Where will the weight of fuel be distributed?
49.
In terms of cargo securement, what is a 'well'?
50.
When securing paper rolls with friction mats as a primary method: