Free South Carolina 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 SC General Knowledge Practice Test has the same questions as the real exam which is based on the SC CDL Manual. Our CDL practice test pack covers most of the subject areas on the South Carolina 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 SC 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 SC commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
SC CDL General Knowledge Test format:
50 questions
40 correct answers to pass
80% passing score
List of questions
1.
One can recognize hazardous materials by looking on the container:
2.
Which of these is NOT a good thing to do when driving on slippery roads?
3.
In case of low friction between the cargo and deck, which of these is not a solution?
4.
In case of tire failure, all of the following will be steps in your response except:
5.
What is the proper way to hold a steering wheel?
6.
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?
7.
Which of these statements about speed management is true?
8.
An anchor point is defined as:
9.
The aggregate WLL for logs loaded lengthwise must be at least:
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.
Cargo with a high center of gravity:
12.
Which of these is not required knowledge for drivers seeking a hazardous material endorsement?
13.
What is the minimum weight of a load of metal coils that requires specific securement practices?
14.
What does DOT stand for?
15.
When securing concrete pipe with a diameter up to 45 inches loaded crosswise as a group, a crosswise tiedown should be used every how many feet?
16.
When driving at night, you should:
17.
To prevent brake fade you should:
18.
While driving, ice builds up on your wipers and they no longer clean the windshield. You should:
19.
Why should drivers avoid foreign objects in the road?
20.
When shifting you should do all of the following except:
21.
Adding or burning off fuel will mainly change the amount of weight on which axles?
22.
Why should you always plan on arriving to your destination as quickly as possible?
23.
If you are driving while sleepy, the safest remedy is:
24.
How many violations occur on the below example?
Day 1

Day 2
25.
While driving through an intersection, you should:
26.
A sided vehicle containing cargo weighing 35,980 lbs must be able to withstand a rearward force of at least:
27.
If you have a road emergency and must park on the shoulder, how soon should you put out your triangles?
28.
Which of the following is not a requirement for shortwood loaded lengthwise?
29.
What are the two most common tandem slider rail hole spacings, and roughly how much weight is transferred per hole?
30.
When exiting or entering on a curved freeway ramp, you should:
31.
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?
32.
Empty trucks:
33.
Combination vehicles must display license plates:
34.
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:
35.
Can state inspectors inspect your truck or bus?
36.
To avoid an accident you moved to the shoulder. The shoulder is clear, you should:
37.
Working Load Limit (WLL)is defined as:
38.
Minimum tread depth on every groove on all tires must be at least:
39.
Stab braking should not be used on vehicles with:
40.
A steel coil weighing 21,000 lbs requires how much securement against forward movement?
41.
Sliding your trailer tandems toward the front or back of the vehicle will primarily change the weight distribution between which sets of axles?
42.
While driving, the freight must not:
43.
Which of these statements about staying alert to drive is true?
44.
When securing building materials, how many tiedowns are required for top tier bundles longer than 5 ft?
45.
What is the presumed resistance to horizontal movement of friction mats?
46.
Which of these is specifically prohibited when securing crushed or flattened vehicles?
47.
Which of these is the most important thing to remember about emergency braking?
48.
It is safe to remove the radiator cap or any other part of the pressurized system:
49.
When securing paper rolls with eyes vertical in a sided vehicle all of the following are acceptable except:
50.
The pre-trip inspection should generally include how many steps?