Preparing for the New Jersey driver knowledge test? This page brings together free practice sets, verified test requirements, and a study plan for using them with official material. The agency is the New Jersey Motor Vehicle Commission, or MVC, although this page uses the familiar NJ DMV label. Practice Test Geeks uses AI tools to write its content; the practice questions are not real exam questions.
Numbers in brackets link to the official sources listed under Sources & last verified. Dates that have passed are removed automatically.
| Item | Detail | Source · Verified |
|---|---|---|
| Number of questions (Knowledge test) | 50 questions[1] | New Jersey Motor Vehicle Commission · Oct 25, 2026 |
| Time limit (Road test) | About 10–15 minutes[2] | New Jersey Motor Vehicle Commission · Oct 27, 2026 |
| Passing score (Knowledge test) | 80% (40 of 50 correct)[1] | New Jersey Motor Vehicle Commission · Oct 25, 2026 |
| Retake policy (Knowledge test) | Retest after 7 days[3] | New Jersey Motor Vehicle Commission · Oct 25, 2026 |
| Retake policy (Road test) | Wait at least 14 days[2] | New Jersey Motor Vehicle Commission · Oct 27, 2026 |
| Validity (Examination permit (GDL)) | 2 years to finish the licensing steps[3] | New Jersey Motor Vehicle Commission · Oct 25, 2026 |
| Delivery (Knowledge test) | MVC testing center, by appointment after buying an examination permit[4] | New Jersey Motor Vehicle Commission · Oct 25, 2026 |
According to New Jersey Motor Vehicle Commission, “If this was an actual general knowledge exam in an MVC testing center you would have been given 50 questions.”[1]
The New Jersey knowledge test is part of the driver licensing process. You take it at an MVC testing center by appointment. Buy an examination permit before making your knowledge test appointment. The MVC Knowledge Test page describes this order at https://www.nj.gov/mvc/license/knowledgetest.htm.
The general knowledge exam has 50 questions. You need 80%, or 40 of 50 correct, to pass. These figures come from the MVC Sample Knowledge Test page at https://www.nj.gov/mvc/license/sample_knowledge_test.htm. Use them to understand the official passing requirement. Your results on this site's practice sets do not establish an official test result.
If you fail the knowledge test, you can retest after 7 days. For the GDL examination permit, you have 2 years to finish the licensing steps before you must get a new permit. See the MVC First Driver License page at https://www.nj.gov/mvc/license/firstlic.htm.
The road test has separate rules: it takes about 10–15 minutes, and a failed attempt requires a wait of at least 14 days before another attempt. See https://www.nj.gov/mvc/license/roadtest.htm. That duration applies to the road test; the verified information supplied here does not establish a knowledge test time limit.
Prepare for the NJ DMV - New Jersey Department of Motor Vehicle exam with our free practice test modules. Each quiz covers key topics to help you pass on your first try.
These are practice questions written for this site, not questions from the real exam. Each explanation shows why the right answer is right and why the others are wrong.
Question: What is the minimum age to take the NJ road skills test without a supervising adult present?
Answer: C. 18
Explanation:
This question needs verification before you use it for study. Its answer key selects C, 18, but the supplied official facts do not establish an age rule for taking the road skills test without a supervising adult present. The existing explanation repeats the selected answer without supporting the condition about supervision. A, 16; B, 17; and D, 21 cannot be ruled out from the verified material either. Do not memorize C as an established MVC requirement. Check the official road test and licensing instructions for the applicable supervision rule before relying on this item.
Question: Within how many days must a New Jersey vehicle owner notify the MVC of a vehicle sale?
Answer: A. 10 days
Explanation:
The answer key selects A, 10 days, but no supplied official fact supports this vehicle-sale notification deadline. The existing explanation restates the claim without establishing whether the requirement applies as written. B, 30 days; C, 60 days; and D, 7 days also lack support as answers to this question. The verified 7-day knowledge test retake rule concerns a different process and cannot justify a vehicle-sale deadline. Treat this item as unverified. Before memorizing a deadline, check the MVC instructions for the specific transaction and confirm what action the seller must take.
Question: How can you reduce points on your New Jersey driving record?
Answer: D. Accumulating more points to cancel out old ones
Explanation:
This item has a conflicting answer key and explanation. The key marks D, accumulating more points, as correct, while the explanation explicitly rejects that choice and identifies A, completing a Driver Improvement Program, as the intended answer. The explanation also rejects B, paying fines, and gives no support for C, changing vehicle registration. Those internal clues reveal an editing error, but the supplied verified facts do not establish the official point-reduction rules. Do not learn D from this key or treat A as verified here. Check the MVC's point-reduction requirements before using a corrected version of this question.
Start with the official MVC knowledge test material, then use NJ DMV Knowledge Test Preparation to find questions you cannot explain. Keep a short list of unfamiliar rules and answers you guessed. Return to the official material to resolve each entry before repeating the practice.
Choose a focused set based on what needs work. Use NJ DMV NJ Road Signs & Traffic Laws for that topic, or NJ DMV NJ Graduated Driver License (GDL) Program for licensing study. These are site topic labels; no official content-area outline has been verified for this page.
Move to NJ DMV NJ Knowledge Test & Permit Exam or Start Practice Test when you can explain the rules behind your answers. If an answer key conflicts with its explanation, set that item aside and check MVC material. Before test day, confirm your appointment arrangements with MVC and remember that buying the examination permit comes before scheduling the knowledge test.
You take the knowledge test at an MVC testing center by appointment. Buy an examination permit before making the appointment. The MVC Knowledge Test page gives that sequence. Use it when arranging your test so that you handle the permit purchase before scheduling.
You need 40 correct answers out of 50, which is 80%, to pass the general knowledge exam. The MVC Sample Knowledge Test page states the question count and passing score. Those figures describe the actual general knowledge exam at an MVC testing center.
You can retake a failed knowledge test after 7 days. For a failed road test, you must wait at least 14 days before trying again. MVC lists these rules separately on its First Driver License and Road Test pages, so use the waiting period for the test you took.
The road test takes about 10–15 minutes, according to the MVC Road Test page. The verified facts available for this page do not establish a knowledge test time limit. Check the MVC Knowledge Test page for instructions rather than applying the road test duration to the knowledge exam.
For the GDL examination permit, MVC gives you 2 years to finish the licensing steps. If you do not finish within that period, you must get a new permit. The MVC First Driver License page states this requirement; it concerns finishing the licensing process.
How we verify: editorial & fact-checking policy. Report an error: contact us.