Free Pennsylvania 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 PA General Knowledge Practice Test has the same questions as the real exam which is based on the PA CDL Manual. Our CDL practice test pack covers most of the subject areas on the Pennsylvania 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 Pennsylvania 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 2022 PA commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
PA CDL General Knowledge Test format:
50 questions
40 correct answers to pass
80% passing score
List of questions
1.
When driving at more than 40 mph, what is the safe minimum following distance for ideal daytime conditions?
2.
When is it necessary to learn how a fire extinguisher works?
3.
Define 'bolster':
4.
"According to the driver’s manual, why should you limit the use of your horn?"
5.
When the hydraulic brakes fail while you are driving, the system will not build up pressure and the brake pedal will feel spongy or go to the floor. What should you do?
6.
Which day below contains a violation?
Day 1

Day 2
7.
When you change your duty status, you must document all of the following except:
8.
In cargo securement, what is a 'cleat' defined as?
9.
What is a cab shield?
10.
When coming down a long, steep downgrade, what should be your primary method of controlling your speed?
11.
When loading and securing a boulder, it should be:
12.
When securing rolls of paper with eyes vertical, how many points of contact are required to consider a roll secure?
13.
Which of these are requirements for securement systems?
14.
All of the following are key parts of the steering system except:
15.
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

16.
When is it acceptable to use amphetamines to help you stay awake while driving?
17.
Most serious skids result from:
18.
Another name for 'skid', a platform or tray on which cargo is placed so that it can be handled as an article.
19.
It is accepted that friction mats provide a resistance to horizontal movement equal to:
20.
What does EOBR stand for?
21.
While driving through an intersection, you should:
22.
In case of brake failure, methods of stopping the vehicle include escaping into an open field, side street, or ramp, and:
23.
What will be the ultimate limitation that prevents you from putting the trailer tandems as far to the rear of the trailer as possible?
24.
The load carrying area of a truck, trailer, or intermodal container is referred to as the:
25.
Passing on the wrong side of the road, passing in a school zone, and driving the wrong way on a one-way street are all specific examples of:
26.
Escape ramps:
27.
What is the minimum allowable tread depth for every groove on the front tires?
28.
What is the cargo's center of gravity?
29.
If an oncoming vehicle drifts into your lane you should:
30.
Which statement about EOBR's is true?
31.
If a CDL-holder's privilege to drive non-CMV's is revoked or suspended more than once for alcohol, felony, or controlled substance violations, the CDL will be disqualified for:
32.
Which of these is not a type of retarder?
33.
To protect the area after an accident, steps you should take include:
34.
High beams should only be used at a distance of:
35.
Which of the following has the greatest affect on the gross vehicle weight?
36.
When using tiedowns for securing cargo, what is the general rule regarding cargo length.
37.
If you must drive in fog, some considerations include which of the following:
38.
When backing, all of the following are important safety rules:
39.
Mirror adjustment can only be checked accurately when:
40.
To help stay alert while driving, when should you take breaks?
41.
Using the following numbers, what would be the final result if you moved the 5th wheel back one hole?

steer axle: 12,300 pounds
drive axles: 33,100 pounds
Weight transfer: 500 pounds per hole
42.
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
43.
Sliding your trailer tandems toward the front or back of the vehicle will primarily change the weight distribution between which sets of axles?
44.
HOS regulations were designed to do all of the following except:
45.
What is true about bad weather and driving conditions?
46.
Which of these is true about mirror adjusting?
47.
A Class A CDL is required to drive a combination vehicle of over 26,001 lbs towing a vehicle weighing:
48.
Which of these is NOT a good rule to follow when caring for injured persons at an accident scene?
49.
CDL drivers from New York State require the Metal Coils Endorsement when transporting metals coils weighing:
50.
According to the general rule, for how much space should you leave in front of your vehicle at speeds below 40 mph?