Free Colorado CDL General Knowledge Practice Test 2022

You are looking for an actual Colorado CDL practice test for your coming CDL test? So you have come to the right place. Our CO General Knowledge Practice Test has the same questions as the real exam which is based on the Colorado CDL manual. Our test covers most of the subject areas on the Colorado 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 CDL practice test will refine your driving knowledge so you can earn your CDL and start driving on the roads. Let’s get ready to take our practice test now!

Our CDL practice tests:
Based on 2022 CO commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
CO CDL General Knowledge Test format:
50 questions
40 correct answers to pass
80% passing score
List of questions
1.
When using the brakes on a steep downgrade, which of the following applies?
2.
One can recognize hazardous materials by looking on the container:
3.
How do you stop a front-wheel skid?
4.
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.
5.
How many red reflective triangles are you required to carry?
6.
Which of these statements about alcohol is NOT true?
7.
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?
8.
Methods to keep a cradle from sliding include:
9.
When is it a good idea to use drugs to help you stay awake while driving?
10.
An anchor point is defined as:
11.
When you change your duty status, you must document all of the following except:
12.
Major signs of tire failure could include:
13.
When road lighting is poor or confusing, you should:
14.
What is a 34 hour restart?
15.
What is the Federal Standard for maximum weight on a tandem axle vehicle?
16.
Is the below example a completed 34 hour restart?
Day 1

Day 2

17.
Based on the following information, how much fuel can you legally add while remaining legal on the drive axles?

Percentage of fuel weight to drive axles: 25%

Weight Before Fueling: Steer: 11,275, drives: 33,800, gross: 77,420

18.
Why is damage to the exhaust system a danger?
19.
Freeway exits can be dangerous for commercial vehicles, at what speed should you enter the exit?
20.
What are the four basic weight limits?
21.
To avoid driving when tired, if at all possible you should schedule your trips:
22.
If you load cargo into the overhang portion of the trailer, what will be the result?
23.
How many violations occur on the below example?
Day 1

Day 2
24.
Requirements for securing a non-cubic shaped boulder with a stable base include all of the following except:
25.
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

26.
You should try to park so that:
27.
Which of these should you NOT do in an emergency situation?
28.
Which of the following is not a requirement for shortwood loaded lengthwise?
29.
When driving at night you should use your high beams when oncoming traffic is not within ____ feet?
30.
Which of the following vehicles will have the longest stopping distance?
31.
Aggregate Working Load Limit is defined as:
32.
Which of these statements about brakes is true?
33.
Based on the following figures, how much fuel can you legally add while remaining legal on the drive axles?

Percentage of fuel weight to drive axles: 30%

Weight Before Fueling: Steer: 11,275, drives: 33,750, gross: 77,220

34.
Which of the following has the greatest affect on the gross vehicle weight?
35.
Which of these statements about overhead clearance is true?
36.
If you must drive in fog, some considerations include which of the following:
37.
Some common causes of vehicle fires are spilled fuel, improper fueling, under-inflated tires, and:
38.
A DUI conviction for a CDL-holder will result in disqualification for a minimum of:
39.
Which of these items is NOT checked for a pre-trip inspection?
40.
When driving with ABS, remember:
41.
When a tiedown is attached directly to the cargo, what is the ideal angle where it attached to the vehicle?
42.
When securing a single metal coil with eye vertical, tiedowns must be arranged according the all of the following except:
43.
When securing building materials, how many tiedowns are required for top tier bundles longer than 5 ft?
44.
The maximum number of encroachments allowed on a particular exam exercise is:
45.
What can be the result of too much weight on the back of the trailer?
46.
What is the minimum number of tiedowns required through the eye of a metal coil loaded crosswise?
47.
Blocking is used to:
48.
You should try to avoid driving in fog:
49.
The purpose of hazmat rules includes all of these except:
50.
According to the general rule, for how much space should you leave in front of your vehicle at speeds below 40 mph?