South Dakota CDL Practice Test: All - Test 3 2025
Based on
2025 SD CDL Handbook
Instruction: To obtain this endorsement required to drive a commercial vehicle, applicants must pass a 30-question test. And to pass the test, applicants must score at least 80%. Test questions are from the SD CDL Handbook. If you need additional information, please contact your local DMV office. If you need additional information, please contact your local DMV office. You can find your nearest DMV office at South Dakota DMV locations.
1. A serious traffic violation is which of the following?
A
Following a vehicle too closely.
B
Reckless driving.
C
Excessive speeding (15 mph or more above the posted limit).
D
All of the listed answers.
E
Erratic lane changes.