Signs by description — Maryland Permit Test
Signs by description on the Maryland permit test — 10 rules, each with the reason behind it and a question on it while it is fresh.
The rules
The main background color of a traffic sign tells you what kind of information it carries: red means stop, yield, do not enter or wrong way.
You read the color from far off, long before the words come clear.
Red - Stop, yield, do not enter, or wrong way.
A yellow traffic sign is a general warning of what to expect ahead.
A warning is a heads-up rather than a rule, so the color tells you to look rather than to obey.
Yellow - General warning of what to expect ahead.
A four-sided sign standing on its corner is a warning sign: it warns of special conditions or hazards ahead, and you may have to slow down.
The shape does its work before the color or the words do, which is what buys you time to slow.
Diamond: Warning These signs warn you of special conditions or hazards ahead.
White traffic signs carry speed limits, keep right instructions and some guide information.
These are the signs that carry the law, so ignoring one is an offense and not just a risk.
White - Speed limit, keep right, and some guide signs.
Fluorescent yellow-green signs are used for school, pedestrian and bicycle warnings.
That color is kept for the warnings where a person is what you might hit.
Fluorescent Yellow-Green - School, pedestrian and bicycle signs.
Fluorescent pink signs are used for emergency traffic incidents.
A color used for nothing else means you can read it as an emergency without stopping to think.
Fluorescent Pink - Emergency traffic incidents.
The octagonal, eight-sided shape always means stop, and it is the only eight-sided sign you will see on the road.
One shape is kept for one message, so it reads from behind, in the dark, or under snow.
The stop sign is the only 8-sided sign you will see on the road.
A trapezoid-shaped sign is used for recreation and cultural interest areas and for National Forest Routes.
The shape is unlike any warning or rule sign, so it can be skipped when you are watching for hazards.
Trapezoid Recreation and cultural interest areas and National Forest Routes.
Black is used for One Way signs and for signs that change their message.
A sign that can change its message needs a background that never changes.
Black - One Way signs and signs that change messages.
A vertical rectangular sign usually gives instructions or the rules of the road; a horizontal one usually gives directions or information.
Which way the sign sits sorts a rule you must obey from a fact you may use.
Rectangle: Regulatory or Guide Vertical signs usually give instructions or tell you the rules of the road. Horizontal signs usually give directions or information.
On the test
What does a red traffic sign tell you?
Stop, yield, do not enter or wrong way. You read the color from far off, long before the words come clear. Maryland Driver's Manual, p.20: “Red - Stop, yield, do not enter, or wrong way.”
How this works
Most practice tests hand you a bank of questions and leave the manual somewhere else. This one puts them together.
You read one law and the reason behind it, then answer a question on that law while it is still fresh. Get it right and you move on; get it wrong and you have found the gap while it is cheap to fix, not on the morning of the exam.
Learning one rule at a time, and proving it immediately, is what turns a manual you skimmed into something you actually know — and it makes studying feel like getting somewhere rather than like waiting to find out.
What it costs
- One payment, once — not a subscription. Nothing renews and there is nothing to cancel, for an exam you sit one time.
- Free to start: a 10-question test and the first section of cards. No sign-up and no account.
- Paying opens the rest of the cards, unlimited full-length practice tests, and retests built from exactly the questions you got wrong.
- Every level up to Prepared — 3 tests passed in a row.
- Do the work, fail the real exam, and we refund you.
Where these come from
Every rule here is checked against Maryland Driver's Manual, published by the Maryland Department of Transportation Motor Vehicle Administration, and against the state code itself. Last checked 2026-09-06.