Free Connecticut 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 CT General Knowledge Practice Test has the same questions as the real exam which is based on the CT CDL manual. Our test covers most of the subject areas on the Connecticut 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 Connecticut 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 get ready to take our CDL practice test now!

Our CDL practice tests:
Based on 2021 CT commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
CT CDL General Knowledge Test format:
50 questions
40 correct answers to pass
80% passing score
List of questions
Which of these is not part of the pre-trip inspection of the engine compartment?
You are driving on a clear night. You must dim your headlights from high to low. You should adjust your speed so that you can stop within:
When are helpers needed to back your vehicle?
When driving vehicles with ABS, braking:
Perception distance is the distance your vehicle travels from the time:
The purpose of the retarders is to:
Backing of the commercial vehicle is:
When you encounter a driver that appears to be distracted, you should:
Concrete pipe loaded crosswise generally:
Which of these is not required knowledge for drivers seeking a hazardous material endorsement?
What does DOT stand for?
How many tiedowns are required on a stack of shortwood loaded crosswise?
A female housing fixed to the side or ends of a vehicle to receive a stake or peg, and may also be used as an anchor point is a:
What is the main factor affecting the low-speed offtracking of a tractor trailer?
When securing concrete pipe with a diameter up to 45 inches loaded crosswise as a group,lengthwise tiedowns should be either one 1/2 in chain or wire rope, or:
Overweight, oversized loads:
If you load cargo into the overhang portion of the trailer, what will be the result?
What factor has the greatest affect on how much weight is moved per hole in the tandem slider rail?
A cleat is a short piece of wood used:
When securing building materials, how many knots are acceptable in the tiedown(s)?
If you are being tailgated, you should not:
You receive a scale ticket and your drive axles are 31,700 and your trailer tandems are 35,100. Based upon a trailer with 6 inch slider rail hole spacings, what is the minimum number of holes you would have to slide the tandems to get the weight legal, and what would the final weights be?
You should signal continuously while turning because:
When securing paper rolls on a flatbed or curtainside vehicle, it is acceptable to stack rolls with eyes vertical:
While driving through an intersection, you should:
What affect will sliding the trailer tandems forward have on the weight distribution?
A sided vehicle containing cargo weighing 35,980 lbs must be able to withstand a rearward force of at least:
Which of the following require an additional CDL endorsement to drive?
Which of these statements about cargo loading is true?
What happens if an EOBR malfunctions?
Some large trucks have curved mirrors. These mirrors:
After starting the engine:
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: 85%

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

Weight Before Fueling: Steer: 11,500, drives: 33,100, gross: 76,700

Using 7 miles per gallon as your fuel mileage and 8 pounds per gallon for the weight of fuel, how much total fuel weight will you burn off in 210 miles?
Specific examples of vehicles which drivers should pay close attention to as possible hazards include:
When your vehicle is out of gear for more than its length, it will be scored as:
Mirror adjustment can only be checked accurately when:
Which of these statements about vehicle fire is true?
To determine blood alcohol concentration level for a person, it is necessary to know:
Which of the following techniques will not change the weight distribution across your axles?
What is the correct method of determining what percentage of fuel is distributed between the steer axle and the drive axles?
What is the minimum nominal dimension of timber blocking used to secure concrete pipe?
Water should never be used to put out a gasoline fire, and also what other kind of fire?
Sharp pavement drop-offs:
Using the following numbers, what would be the final result if you moved the 5th wheel forward two holes?

steer axle: 10,800 pounds
drive axles: 34,100 pounds
Weight transfer: 500 pounds per hole
Requirements for securing two stacks of shortwood loaded side-by-side include:
What is the minimum number of tiedowns to use on a load 4ft 7in long, and weighing 1,237 lbs?
You receive a scale ticket and your drive axles are 35,400 and your trailer tandems are 31,100. Based upon the two most common tandem slider rail hole spacings, what is the minimum number of holes you would have to slide the tandems to get the weight legal, and in which direction?
If you're able to arrive early for a delivery, you should:
What kind of extinguisher would you most likely use to fight an electrical fire?