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.
The most important thing you can do when dealing with an aggressive driver is:
2.
What violation has occurred on the below log?

3.
Define 'bolster':
4.
What violation occurs on the below example?
Day 1

Day 2
5.
Placing a phone call while driving:
6.
How many days are you required to keep your completed logs?
7.
After taking 10 consecutive hours off duty, a driver begins to work at 8:00 a.m. The driver may operate a commercial motor vehicle until what time?
8.
A stack of shortwood loaded lengthwise can be secured with one tiedown if:
9.
Is there a 14 hour rule violation on Day 2?
Day 1

Day 2
10.
Retreaded, recapped, or regrooved tires are allowed on the front wheels of a bus when?
11.
In cargo securement, what is a 'cleat' defined as?
12.
A stake pocket is:
13.
When loaded cement pipe over 45 inches in diameter, which pipes should be blocked, wedged, or otherwise immobilized?
14.
The distance the truck will travel between noticing a hazard and hitting the brakes is:
15.
What is the minimum amount of rearward force that a cargo securement system must withstand?
16.
Adding or burning off fuel will mainly change the amount of weight on which axles?
17.
Rims with welding repairs or missing lugs:
18.
When securing concrete pipe with a diameter of more than 45 inches loaded crosswise, how many tiedowns are required through each pipe at minimum?
19.
As part of the log packing requirements:
20.
What affect will sliding the trailer tandems forward have on the weight distribution?
21.
How long should it take oil pressure to come up to normal?
22.
Specific securement methods are required for boulders that:
23.
When loading bell pipe on one tier, all of the following apply except:
24.
Good general shifting techniques for going down a long downgrade include:
25.
What violation has occurred at 10:00 a.m. on Day 2?
Day 1

Day 2
26.
A placarded vehicle must have how many identical placards?
27.
What are the two most common tandem slider rail hole spacings, and roughly how much weight is transferred per hole?
28.
When calculating directional forces, 'g' is expressed as:
29.
Which statement about EOBR's is true?
30.
Ways that drinking alcohol can affect the brain include:
31.
What is the WLL of a 1/2-inch Grade 70 tiedown?
32.
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?
33.
When you see a pedestrian or bicyclist along the road you should:
34.
An ABS light that comes on or stays on while driving indicates:
35.
What is the best way to determine what percentage of the weight of fuel will go to each set of axles?
36.
If you have used up all of your 14 hour on duty time, how many hours would you regain after an 8 hour break in the sleeper berth?
37.
Coming down steep, long, downgrades will require a driver to:
38.
All of the following are true of alcohol except:
39.
HOS regulations were designed to do all of the following except:
40.
Some of the serious driving errors that can be caused by alcohol include:
41.
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: 11,450, drives: 33,100, gross: 76,700

After fueling:

steer:11,850, drives: 33,300, gross: 77,300

42.
Specific hazards to watch for when traveling through work zones include:
43.
On what day and time does an 11 hour rule violation occur?
Day 1

Day 2

44.
Which of these is specifically prohibited when securing crushed or flattened vehicles?
45.
Your trailer has a 6 inch hole spacing in the tandem slider rail and your trailer tandems are 900 pounds overweight. What is the minimum number of holes you will have to slide the tandems to get the tandems within legal limits?
46.
The definition for "shortwood" identifies pieces that are no longer than:
47.
What is the minimum WLL of a tiedown used to secure logs?
48.
Working Load Limit (WLL)is defined as:
49.
The pre-trip inspection should show that the exhaust system is:
50.
How many days worth of logbook entries must you have available to show during an inspection?