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From the South Dakota pages and Sections 1, 2 and 3 of the South Dakota Commercial Driver License Manual

South Dakota CDL General Knowledge Practice Test

Who takes it: every CDL class (A, B and C).

Inspection, safe driving and cargo: every CDL applicant takes it. 50 questions, 40 right to pass (80%).

Study mode

Practice General Knowledge

  • 10questions a round
  • 9manual sections
Exam mode

Take the General Knowledge test

  • 50questions
  • 40correct to pass
  • –no test taken yet
Sections 1–3 · p. 12–89 of the South Dakota Commercial Driver License Manual (Revised 07/2025), opens in a new tab

A General Knowledge question to try

You got your South Dakota CDL at 19. When does it expire?

Tap an answer to see if you’re right, and the page

Where it is in the South Dakota Commercial Driver License Manual

Your score on each part fills in as you study.

  • South Dakota pages
  • South Dakota CDL rules: who needs one, tests, CLP, restrictions and disqualificationsNot practiced yetp. 12 to 25
  • Manual section 1
  • Introduction: tests, medical rules and disqualificationsNot practiced yetp. 1-1 to 1-12
  • Manual section 2 · 6 topics
  • Vehicle inspectionNot practiced yetp. 2-1 to 2-7
  • Vehicle control, seeing and communicatingNot practiced yetp. 2-8 to 2-14
  • Speed, space and seeing hazardsNot practiced yetp. 2-15 to 2-23
  • Night, weather, railroad crossings and mountainsNot practiced yetp. 2-24 to 2-33
  • Emergencies, skids, crashes and firesNot practiced yetp. 2-34 to 2-39
  • Alcohol, drugs, illness and hazmat basicsNot practiced yetp. 2-40 to 2-44
  • Manual section 3
  • Transporting cargo safelyNot practiced yetp. 3-1 to 3-3

South Dakota answers about this test

CDL General Knowledge Test guide30 rules, with the pages in each state's manual

Practice material, not the official test: check every answer in your state's current handbook. Disclaimer · How the rounds work · DPS

All South Dakota CDL tests