Free North Carolina 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 NC General Knowledge Practice Test has the same questions as the real exam which is based on the NC CDL Manual. Our CDL practice test pack covers most of the subject areas on the North 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 NC CDL 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 NC commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
NC CDL General Knowledge Test format:
50 questions
40 correct answers to pass
80% passing score
List of questions
1.
The center of gravity of a load:
2.
Define 'bolster':
3.
What time does a 14 hour rule violation occur?
4.
Why is it important to shift gears correctly?
5.
A hook-lift container is:
6.
When using tiedowns to secure boulders, all of the following are requirements except:
7.
On an accident scene, if a qualified helper is present you should:
8.
Retreaded, recapped, or regrooved tires are allowed on the front wheels of a bus when?
9.
Instead of stopping in an emergency, what is many times the safer action?
10.
When a coolant container is part of a pressurized system which of these is true?
11.
Implied consent means:
12.
Besides prescription drugs verified by a doctor as safe for driving, what other drugs are acceptable while driving?
13.
When loading and securing a boulder, it should be:
14.
Snow and ice must be removed from the radiator because otherwise:
15.
A tank vehicle endorsement is required to drive tank vehicles with a combined capacity of:
16.
When you sight-side back your vehicle into an alley stopping as close as possible to the rear of the alley it is called:
17.
You're loaded heavy with 1/2 tank of fuel onboard. Using the following numbers, where should you move the 5th wheel to get it setup properly?

steer axle: 12,300 pounds
drive axles: 33,100 pounds
Weight transfer: 500 pounds per hole
18.
When shifting you should do all of the following except:
19.
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?
20.
When driving, when is it acceptable to signal other drivers that it is safe to pass?
21.
How many violations occur on the below example?
Day 1

Day 2
22.
When securing concrete pipe loaded crosswise, arrange the top tier:
23.
A dunnage bag is:
24.
Good general shifting techniques for going down a long downgrade include:
25.
If you must cross into the oncoming lane to make a turn, you should:
26.
When loading a trailer, if the cargo is loaded all to the rear, it may result in:
27.
When exiting or entering on a curved freeway ramp, you should:
28.
Drivers of trucks and tractor-trailers with cargo must check that the cargo is well secured within the first ___ miles of the trip.
29.
Which of the following is not a reason why loads should be secured?
30.
Which of these statements about brakes is true?
31.
The best way to keep brakes from getting too hot while going down long grades is to:
32.
Should brake adjustment be checked often?
33.
Ways that drinking alcohol can affect the brain include:
34.
Which statement about EOBR's is true?
35.
Overall length limit on vehicles transporting machinery, poles, or structural objects is:
36.
If you do not have a CB-radio, what procedure should you follow on an accident scene?
37.
When parked on the side of a two-lane road carrying traffic in both directions, place warning devices:
38.
An intermodal container is:
39.
To avoid a crash, you had to drive onto the right shoulder. You are now driving at 40 mph on the shoulder. How should you move back into the pavement?
40.
Which of these statements about staying alert to drive is true?
41.
What is the presumed resistance to horizontal movement of friction mats?
42.
Some of the serious driving errors that can be caused by alcohol include:
43.
To avoid being blinded by glare when driving at night, drivers should:
44.
What can be the result of too much weight on the back of the trailer?
45.
You should avoid driving through deep puddles or flowing water. But if you must, which of these steps can help to keep your brakes working?
46.
On what day and time does an 11 hour rule violation occur?
Day 1

Day 2

47.
It is safe to remove the radiator cap or any other part of the pressurized system:
48.
In terms of cargo securement, what is a 'well'?
49.
A bulkhead is used:
50.
On combination vehicles longer than 20 feet or wider than 80 inches, amber or yellow reflectors must be installed: