Warning signs are usually yellow with black markings. This sign warns the driver that there is an upcoming winding road. Speed should be adjusted appropriately.

Upcoming sharp left and right turns.

If a yellow panel with the message "Exit only" is on a highway sign, the lane below the sign will not continue through the interchange. Instead, the lane will go off of the roadway to form a ramp. If you are in a lane directly under an "Exit only" sign, you may change lanes to move through the interchange or you must exit the highway.

Must exit the freeway, if you stay in your current lane.

May either continue through the interchange or exit the freeway from your current lane.

May stay in your lane and continue through the interchange.

Must exit the freeway, if you stay in your current lane.

This sign indicates parking spaces that are reserved for vehicles displaying Persons with Disabilities license plates, Disabled Veteran license plates, and/or disabled parking placards.

Reserved parking for persons with disabilities.

These signs indicate that the road curves to the right ahead and that drivers should slow down to the safe speed indicated (in this case, 35 mph).

The road ahead curves right. Slow down to the safe speed indicated.

Divided highway begins. Slow down to the safe speed indicated.

Merge. Slow down to the safe speed indicated.

Winding road ahead. Slow down to the safe speed indicated.

Regulatory signs provide notice to road users of traffic laws that must be obeyed. Where this sign is present, drivers must drive in the direction indicated by the arrow.

Drive only in the direction of the arrow.

This orange warning sign tells drivers that an area of roadwork is upcoming. When traveling through a work zone, stay alert for temporary traffic control devices.

Watch for people crossing your path.

Instructions

2025 Iowa Signs Permit Test

The following questions are from real DMV written tests. These are some of the actual permit questions you will face in Iowa. Each permit practice test question has three answer.. Read More

The following questions are from real DMV written tests. These are some of the actual permit questions you will face in Iowa. Each permit practice test question has three answer choices. Select one answer for each question and select "grade this section." You can find this button at the bottom of the drivers license quiz. For a complete list of questions and answers for Iowa please visit https://staging.dmvwrittentest.cheat-sheets.com/en/iowa/car.

Number of Tests 24

Number of Question 35

Passing Score 28