Free Maryland 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 MD General Knowledge Practice Test has the same questions as the real exam which is based on the Maryland CDL Manual. Our CDL practice test pack covers most of the subject areas on the Maryland General Knowledge Test such as shifting techniques, railroad crossing safety, drunk driving laws, and much more that makes 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 Maryland 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 MD commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
MD CDL General Knowledge Test format:
50 questions
40 correct answers to pass
80% passing score
List of questions
Which of these statements about emergency steering is true?
Which of these pieces of emergency equipment should always be carried in your vehicle?
What does HOS stand for?
Which may be a sign of tire failure?
Sometimes you need to leave a road to avoid a hazard or emergency. When you do, you should keep in mind, that:
You are checking your steering and exhaust system in a pre-trip inspection. Which of these problems, if found, should be fixed before the vehicle is driven?
Which statement is true about extending the 14 hour on duty clock by using the 8 hour sleeper berth provision?
As a way to maximize all time available, you should always do the following:
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?
There are three maximum limits you must follow at all times. Those limits are:
Commercial drivers are allowed to hold CDL's in how many states at the same time?
When you change your duty status, you must document all of the following except:
Which of these is a good thing to remember when crossing or entering traffic with a heavy vehicle?
Gross Vehicle Weight (GVW) means the following:
When securing building materials, spacer requirements include all of the following except:
All of the following are considered excessive speeding except:
When securing metal coils with eyes vertical, the angle between tiedown and deck, if possible, should be:
A hazmat endorsement will be denied or canceled if:
The total weight of a powered unit, the trailer and the cargo is called?
In bad weather many drivers tailgate large vehicles. What should you do?
While exiting the vehicle for a 'look', how many points of contact must you keep with the vehicle at all times?
When securing paper rolls on a flatbed or curtainside vehicle, it is acceptable to stack rolls with eyes vertical:
Your vehicle is in a traffic emergency and may collide with another vehicle if you do not take action. Which of these is a good rule to remember at such a time?
Distracted driving could be any of the following except:
What is the minimum WLL required of tiedowns securing loaded intermodal containers on non-chassis vehicles?
In cargo securement, the deck is:
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?
What should you do if a car coming toward you at night keeps its high beams on?
If you are not sure what to use to put out a hazardous material fire you should:
Which of the following is not a reason why loads should be secured?
After starting the engine:
The maximum number of pull-ups allowed during the driving exam before failure is:
Make sure that splash guards are properly fastened, and not:
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:
Is the following example within legal HOS limits?

- A trucker starts driving at 12:00pm
- At 5pm the driver takes a 1 hour break
- At 6pm the driver begins driving again
- At 11:30pm, the driver shuts down and goes off duty for 10 consecutive hours
Which of the following techniques will not change the weight distribution across your axles?
Generally, when steering in an emergency, which direction is your best option?
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:
A sign of a confused driver who may present a potential hazard is:
The condition of all in-cab controls should be checked for:
To avoid being blinded by glare when driving at night, drivers should:
The definition for "shortwood" identifies pieces that are no longer than:
Which of the statements about an inspection of the suspension components is true?
Which of these is NOT a good rule to follow when caring for injured persons at an accident scene?
Which of these is the most important thing to remember about emergency braking?
It is safe to remove the radiator cap or any other part of the pressurized system:
When securing concrete pipe over 45 inches loaded crosswise, which direction must the tiedowns on the front half of the load run?
Blocking is used to:
According to the general rule, for how much space should you leave in front of your vehicle at speeds below 40 mph?
When securing paper rolls with friction mats as a primary method: