Free Alabama 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 AL General Knowledge Practice Test has the same questions as the real exam which is based on the Alabama CDL manual. Our CDL practice test pack covers most of the subject areas on the Alabama 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 Alabama 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 AL commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
AL CDL General Knowledge Test format:
50 questions
40 correct answers to pass
80% passing score
List of questions
1.
You are driving on a clear night with your low beam lights on. If your headlights let you see about 250 feet ahead of you, you should adjust your speed so that you can stop within about _____ feet.
2.
All of the following are requirements for dividing vehicles over 33ft, EXCEPT:
3.
Which of these is true about driving in a tunnel?
4.
Which of these statements is true?
5.
When making a left turn, you should do which of the following?
6.
If the cargo is fully contained in a sided vehicle, what is the minimum requirement for withstanding sideways force?
7.
Applying the brakes repeatedly on a downgrade to reduce speed 5 mph below your target is called:
8.
When using tiedowns to secure boulders, all of the following are requirements EXCEPT:
9.
On an accident scene, if a qualified helper is present you should:
10.
In cargo securement, what is a 'cleat' defined as?
11.
What keeps an engine cool in hot weather driving?
12.
Making sure that the cargo is not overweight is the responsibility of:
13.
How current must your logbook be?
14.
The distance the truck will travel between noticing a hazard and hitting the brakes is:
15.
Which of the statements about pre-trip inspection is true?
16.
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?
17.
Cargo inspection:
18.
To help slow the vehicle to reduce the need for using the service brakes, some vehicles are equipped with:
19.
A container chassis vehicle is defined as:
20.
To avoid driving when tired, if at all possible you should schedule your trips:
21.
What is the maximum allowable weight on a 5-axle combination vehicle?
22.
While driving, ice builds up on your wipers and they no longer clean the windshield. You should:
23.
When securing concrete pipe with a diameter of more than 45 inches loaded crosswise, how many tiedowns are required through each pipe at minimum?
24.
When starting in slippery conditions, you should:
25.
In case of brake failure, methods of stopping the vehicle include escaping into an open field, side street, or ramp, and:
26.
Which of these statements about cargo loading is true?
27.
Which day on the example below contains a violation?
Day 1

Day 2
28.
What are most front-wheel skids caused by:
29.
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?
30.
Which of these is true about tire pressure?
31.
What happens if an EOBR malfunctions?
32.
Any activity that draws your attention to something other than the task of driving is considered:
33.
Whenever possible, a row of metal coils with eyes vertical requires one direct tiedown to secure against rearward movement at what maximum angle?
34.
In general, the best braking technique to use in maintaining a safe speed when driving on a downgrade is:
35.
All of the following are classified as "a drink" and contain the same amount of alcohol except:
36.
If unsure of the exact location of the center of gravity of your cargo, where would you rather have the center of gravity located if you couldn't get it centered?
37.
High beams should only be used at a distance of:
38.
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?
39.
Which of the following has the greatest affect on the gross vehicle weight?
40.
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:
41.
What is the correct method of determining what percentage of fuel is distributed between the steer axle and the drive axles?
42.
Generally, when steering in an emergency, which direction is your best option?
43.
Using the following numbers for your calculations, how much weight will come off your drive axles?

Miles per gallon: 6

Miles travelled: 360

Percentage of fuel weight on drive axles: 30%
44.
What is bell pipe concrete?
45.
Which of these statements about staying alert to drive is true?
46.
A driver will generally be required to have a DOT medical card in order to drive which of the following:
47.
What is the minimum number of tie-downs to be used on flatbed cargo?
48.
What is the minimum number of tiedowns required through the eye of a metal coil loaded crosswise?
49.
It is safe to remove the radiator cap or any other part of the pressurized system:
50.
Within the requirements for concrete pipe, which of these requires specific securement methods?