Free Pennsylvania CDL practice test with 20 questions covering Pennsylvania licensing steps plus federal air brakes, combination vehicles, and endorsement rules. Instant scoring.
These questions are for study practice only and are not official exam questions.
Question 1
1
Which state agency issues the commercial driver's license (CDL) in Pennsylvania?
Question 2
2
How does Pennsylvania generally administer the CDL skills test?
Question 3
3
How many questions does the Pennsylvania CDL general knowledge test contain for a Class A applicant, compared to a Class B or C applicant?
Question 4
4
What is true about the numeric passing percentage for Pennsylvania's CDL knowledge tests?
Question 5
5
What is the official study reference for Pennsylvania CDL applicants preparing for the knowledge tests?
Question 6
6
About how many questions does a Pennsylvania endorsement knowledge test, such as for the N or P endorsement, generally contain?
Question 7
7
A Pennsylvania CLP applicant is asked about the CLP's practical use. What is a CLP valid for?
Question 8
8
A Pennsylvania driver is performing a pre-trip inspection before a run. What is the main purpose of this inspection?
Question 9
9
A Pennsylvania CDL holder notices the air pressure gauge dropping while driving a vehicle with air brakes. What is the danger being guarded against by the low-pressure warning?
Question 10
10
A Pennsylvania CDL holder is driving a tractor-trailer and must brake suddenly in an emergency. What technique helps avoid a trailer jackknife?
Question 11
11
A Pennsylvania CDL holder wants to drive a school bus. Which endorsement combination is required?
Question 12
12
A Pennsylvania CDL applicant under age 21 wants to drive interstate routes. What is generally true under current federal rules?
Question 13
13
A Pennsylvania CDL holder is found driving with a BAC of 0.06 while operating a CMV. Under federal disqualification rules, what happens?
Question 14
14
A Pennsylvania CDL holder wants the T (doubles/triples) endorsement. What testing does the federal standard require for the T endorsement itself?
Question 15
15
Under federal rules, what happens if a Pennsylvania CDL applicant's medical certificate lapses without renewal?
Question 16
16
A Pennsylvania CDL holder wants to add the H (hazardous materials) endorsement. What additional federal step is required beyond the knowledge test?
Question 17
17
A Pennsylvania first-time Class A CDL applicant wants to skip Entry-Level Driver Training (ELDT) before the skills test. Is this allowed?
Question 18
18
A Pennsylvania CDL holder wants to haul hazardous materials that require placarding. Which endorsement is required?
Question 19
19
Under federal rules, what best describes hand-held mobile phone use while operating a CMV in Pennsylvania?
Question 20
20
A Pennsylvania CDL holder is checking tire condition during a pre-trip inspection. Why does tread depth matter for a CMV tire?
Enable JavaScript for the interactive step-by-step quiz with instant scoring and explanations.
