The road sign test is a written section of your DMV knowledge exam that covers traffic signs, their meanings, and what you must do when you see them
Most states require you to identify signs and answer questions about what they mean before you can get your driver's license or renew certain classes of license. The test typically shows you a picture of a sign and asks what it means, what action you should take, or what the sign warns about. You usually need to score 80 percent or higher to pass this section, though the exact passing score varies by state.
The road sign test is separate from the general knowledge test that covers traffic laws, right-of-way rules, and safe driving practices. Some states combine them into one exam; others give them as two different tests on the same day. Either way, you take it at your local DMV office on a computer or paper form, and you get your result before you leave.
Key Takeaways
- Road sign tests show you pictures of actual traffic signs and ask what they mean or what you should do when you see them.
- You typically need to score 80 percent or higher to pass, though some states set the passing score at 70 percent.
- Your state's DMV website publishes a study guide that lists every sign that may appear on your test, with pictures and meanings.
- Most signs fall into a few categories: warning signs (yellow), regulatory signs (white or red), and information signs (green or blue).
- You can retake the test the same day or within a few days if you fail, depending on your state's policy.
What signs appear on the road sign test
The signs tested are the ones you will actually encounter while driving. They include stop signs, yield signs, speed limit signs, one-way signs, no-passing zone markers, pedestrian crossing signs, and construction zone warnings. Your state's DMV study guide lists the exact signs that may appear on your version of the test.
Signs are grouped by type. Warning signs are yellow with black text or symbols and alert you to hazards ahead — examples include curves, steep hills, school zones, and animal crossing. Regulatory signs are white with black text or red with white text and tell you what you must or must not do — stop signs, yield signs, speed limits, and parking rules fall here. Information signs are green or blue and show you where services, rest areas, or exits are located.
The test does not usually ask you to identify obscure signs. It focuses on signs you need to know to drive safely and legally. If you study your state's official DMV handbook, you will see the same signs on the actual test.
How to study for the road sign test
Start with your state's official DMV study guide or handbook. Every state publishes this for free on its DMV website, and it includes pictures of every sign that may appear on your test, plus the meaning of each one. read it, print it, or read it online — whichever works for you.
Go through the guide section by section and focus on learning what each sign looks like and what action you should take. For example, a yellow diamond with an arrow means the road curves ahead, and you should slow down and stay in your lane. A red octagon means stop completely, check for traffic, and proceed only when it is safe.
Many states also offer free practice tests on their DMV websites. These let you see the format of the real test and get feedback on answers you miss. Take the practice test more than once — the second time you will remember which signs gave you trouble the first time.
The format and timing of the test
Most DMV road sign tests are multiple choice. You see a picture of a sign and four answer choices. You select the one that correctly describes what the sign means or what you should do. Some tests ask you to match signs to their meanings, or to identify what type of sign something is.
The test usually has between 10 and 20 questions about signs, depending on whether it is combined with the general knowledge test or given separately. You typically have 30 minutes to an hour to complete the entire exam. There is no time limit per question — you can spend as long as you need on each one.
You take the test on a computer at the DMV office in most states, though some still use paper forms. The computer version shows you one question at a time and lets you go back to review or change your answers before you submit. Once you submit, your score appears on the screen or is printed out before you leave.
Passing score and what happens if you fail
Most states require a score of 80 percent to pass the road sign test. A few states set the passing score at 70 percent or 75 percent. Your DMV office will tell you the passing score for your state when you schedule your test or when you arrive to take it.
If you do not pass, you can usually retake the test the same day or within a few days at no extra cost, depending on your state's policy. Some states let you retake it when ready after you fail; others require you to wait a day or two. Check with your local DMV office about their retake policy before you take the test.
Failing the road sign test does not affect your ability to take the general knowledge test or the driving test. You can take all three on the same day, or you can space them out. However, you must pass all three tests to get your license.
Differences by state
Most states use the same basic road signs and meanings because they follow the Manual on Uniform Traffic Control Devices (MUTCD), a federal standard. However, some states add local or regional signs to their tests, and a few states weight the road sign section differently in the overall exam score.
Some states combine the road sign test with the general knowledge test into one exam. Others give them as two separate tests on the same day. A few states let you take the road sign test online before you come to the DMV office, which can save time on test day.
Check your state's DMV website for the specific format, passing score, and study materials for your test. The website will also tell you whether you need to bring anything special or schedule an appointment in advance.
Common mistakes on the road sign test
The most common mistake is confusing similar-looking signs. For example, a yellow diamond warning sign and a white regulatory sign can look alike at first glance, but they mean different things. A yellow diamond warns you about a hazard; a white sign tells you what you must or must not do. Study the colors and shapes carefully, not just the symbols inside them.
Another mistake is not reading the answer choices carefully. The test may ask "What should you do when you see this sign?" and one answer might say "slow down" while another says "stop completely." These are different actions, and choosing the wrong one will cost you points. Read each answer choice all the way through before you select it.
Some people also rush through the test because they think it is straightforward. Road signs seem familiar because you see them every day, but the test asks you to know the exact meaning and the correct action. Take your time and think about each question, even if you think you know the answer right away.
Frequently Asked Questions
Can I use my phone or a study app to prepare for the road sign test?
Yes. Many DMV-approved study apps show you pictures of signs and quiz you on their meanings. These apps often include the same content as the official study guide, formatted for your phone. However, always check your state's DMV website first to make sure any app you use covers the signs your state tests on.
What if I fail the road sign test but pass the other parts of the DMV exam?
You will need to retake the road sign test before you can get your license. Passing the general knowledge test and the driving test does not count toward your license if you have not passed the road sign test. Most states let you retake it within a few days at no extra cost.
Do I need to memorize every sign, or just the common ones?
Study all the signs in your state's official DMV study guide. The test covers the signs that appear in that guide, and you will not know which ones will show up on your specific test. Focusing only on common signs means you might miss a question on a less common but still important sign like a divided highway ending or a no-passing zone.
Is the road sign test the same in every state?
No. Each state creates its own test based on the signs used in that state. While most states use the same basic signs, some add regional variations or local signs. Your state's DMV study guide shows you exactly which signs may appear on your test.
How long does the road sign test take?
The road sign test usually takes 10 to 15 minutes if it is given separately. If it is combined with the general knowledge test, the whole exam typically takes 30 minutes to an hour. You can take as much time as you need per question — there is no time pressure.