Free California 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 CA General Knowledge Practice Test has the same questions as the real exam which is based on the California CDL Handbook. Our test covers most of the subject areas on the California 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 California CDL practice test an unlimited number of times to make sure you learn all the questions. Our practice test will refine your driving knowledge so you can earn your CDL and start driving on the roads. Let’s take our CDL practice test now!

Our CDL practice tests:
Based on 2022 CA commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
CA CDL General Knowledge Test format:
50 questions
40 correct answers to pass
80% passing score
List of questions
1.
What is the best way to prevent brake failure on long downgrades?
2.
What is the aggregate WLL of two indirect tiedowns with a WLL of 5,000 lbs, and one tiedown with a WLL of 6,000 lbs?
3.
Weight transmitted to the ground by one axle or one set of axles called:
4.
Concrete pipe loaded crosswise generally:
5.
Vehicles exempt from Certificate of Safety inspection requirements include:
6.
In cargo securement, a 'well' is defined as:
7.
When loading and securing a boulder, it should be:
8.
What violations occurred on Day 2 of this example?
Day 1

Day 2
9.
To prevent rolling, how many points of contact are required, at minimum, for a boulder resting on a rounded or partially rounded side?
10.
The principal way of controlling speed on downgrades is:
11.
Based on the following figures, how much fuel can you legally add while remaining legal on the steer axle?

Load rating of steer tires: 6,150 pounds

Percentage of fuel weight to steer axle: 80%

Steer axle weight limit in states you're travelling: 20,000 pounds

Weight Before Fueling: Steer: 11,450, drives: 33,100, gross: 76,700

12.
Which means of securement is prohibited when transporting coils with
the coil eye crosswise on the vehicle?
13.
What is the minimum amount of rearward force that a cargo securement system must withstand?
14.
What is the maximum allowable weight on a 5-axle combination vehicle?
15.
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?
16.
A tiedown is defined as:
17.
Adding or burning off fuel will mainly change the amount of weight on which axles?
18.
What is the safe number to use in calculations for the weight of fuel?
19.
Circumstances that would make wheels and rims unsafe include the following except:
20.
The maximum distance from the rear allowed for attaching mechanisms used to secure roll-on/roll-off containers is:
21.
Impaired drivers who present potential hazards may tend to:
22.
Cargo is contained when:
23.
Backing into a space that is to the right rear of your vehicle is referred to as:
24.
Using the following numbers for your calculations, how much weight will come off your steer axle?


Miles per gallon: 7
Miles travelled: 280
Percenatage of fuel weight on steer axle: 80%
25.
What will be the ultimate limitation that prevents you from putting the trailer tandems as far to the rear of the trailer as possible?
26.
Using controlled braking, brakes are applied as hard as possible:
27.
Rust around wheel nuts may indicate what?
28.
Which violations have occurred in the below example?
Day 1

Day 2
29.
What violation has occurred at 10:00 a.m. on Day 2?
Day 1

Day 2
30.
When loading paper rolls with eyes horizontal, which of the following is not a requirement for stacking a second layer?
31.
Which of the following is not a requirement for shortwood loaded lengthwise?
32.
When banding paper rolls with eyes vertical, you should:
33.
Drivers must have a CDL to legally drive:
34.
After turning and getting up to speed:
35.
Under the adverse driving conditions exception, how many additional hours can you drive?
36.
High beams should only be used at a distance of:
37.
What is a pallet used for?
38.
When securing a metal coil with eyes lengthwise, all of the following are steps for securement option #1 except for:
39.
Combination vehicles must display license plates:
40.
Overall length limit on vehicles transporting machinery, poles, or structural objects is:
41.
Backing your vehicle in a straight line without crossing over or touching the exercise boundaries is called:
42.
The basic control skills exam allows for a maximum of how many points scored?
43.
What violation occurs at 2:00 p.m. on this example?
44.
Putting too much weight towards the rear may cause all of these except:
45.
A device placed on the exposed edge of an article to distribute tiedown forces over a larger area of cargo than the tiedown itself, to protect the tie-down and/or cargo from damage, and to allow the tiedown to slide freely when being tensioned is a:
46.
Some causes of fuel fires include improper fueling, driver smoking, and:
47.
If you lose pressure in hydraulic brakes, you can:
48.
How long does it typically take a tractor-trailer to cross a single set of railroad tracks?
49.
Oil, coolant, charging circuit warning lights should go out:
50.
When securing paper rolls with friction mats as a primary method: