Exam simulation
30 questions in the real test format.
Open exam simulationBack to South Dakota
South Dakota Operator License Knowledge Practice Test
Practice South Dakota traffic controls, road rules and safe-driving decisions for the operator-license knowledge test with source-linked English explanations.
Free practice tests
20 questions each: 5 road signs and 15 road rules
Study by topic
Road signsLearn with 101 source-linked questions and immediate explanations.Start learningRules of the roadLearn with 141 source-linked questions and immediate explanations.Start learning
Official handbook source
Check the current licensing authority guide before your test.
View the official guideOfficial test facts
Review the published test format and source information.
View test facts30
Questions per test
24
Practice target
242
Published study questions
5
Free practice tests
Official test facts
What to expect in South Dakota
Official 80% passing score
South Dakota DPS publishes an 80% passing threshold for the operator knowledge test.
Official sourceLive test length is unpublished
The audited current South Dakota sources do not publish the live question count, question type, correct-answer count, traffic-sign subtotal, separate sign minimum, answer-choice count or universal time limit.
Official sourceOriginal TLA practice blueprint
This practice mock uses 30 questions, a 24-correct learning target and an eight-sign/22-rule split. Those are transparent Trusted Local Auto study choices, not claims about South Dakota's live exam composition.
Official sourceSource and review method: question content is stored with its source metadata and remains outside public practice until it is published. Official-format facts on this page were reviewed on 2026-08-15 against South Dakota Driver License Manual and the linked licensing authority pages.
Frequently asked questions
Is the South Dakota Operator License Knowledge practice test free?
Yes. All 242 questions, with their answers and explanations, are free, and so are the 5 numbered practice tests. You do not need an account to practise. You get 1 free exam simulation, and 2 with a free account. A free account also keeps your progress on all your devices. The optional Exam Pass is a one-time payment for one test and 90 days, not a subscription. It adds practice tools: practice by topic, practice of missed and saved questions until you get them right, more exam simulations, a timed exam simulator and a chance-to-pass score.
Guided learning
Choose a topic, then keep your place
Open the learning workspace for immediate explanations, topic progress, and focused review without crowding this overview.
Licensing & Test Readiness14 questionsRegulatory, Lane & Parking Signs31 questionsWarning, Construction & Information Signs53 questionsTraffic Signals & Road Markings13 questionsObservation, Speed & Space12 questionsIntersections & Right-of-Way14 questionsTurns, Lanes, Passing & Merging12 questionsParking, Reversing & Roadside Stops9 questionsSharing the Road12 questionsFreeways & High-Speed Roads10 questionsSchool Zones, Railways & Work Areas19 questionsWeather, Visibility & Emergencies15 questionsVehicle Safety, Documents & Towing13 questionsSafe & Responsible Driving15 questions
Open all learning topics