Driver's license written test question bank, effective 2026-03-09

224. Below are the classifications of traffic by type of lane according to the Road Traffic Act and its Enforcement Decree. Which of the following is INCORRECT?

  1. ①With regard to the ordering of lanes, the lane next to the median lane of a road is regarded as the first lane.
  2. ②If a person drives at a slow speed, possibly impeding the normal traffic of other cars, he/she must switch to the lane right of the one he/she was originally in.
  3. ③On a road with one-way traffic, the right side of the road is regarded as the first lane.
  4. ④In principle, all vehicles on an expressway with two lanes in one direction must drive in the second lane.
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Answer ③

The English PDF has no explanation for this question. The Korean page carries the official explanation. Korean version of this question

Source KoROAD Safe Driving Integrated Civil Service, Driver's License Written Test Question Bank [English] (effective 2026-03-09), post 1923, Download the source PDF source PDF page 63 (checked on 2026-09-04). The question and answer are the KoROAD text as published. The buttons and notes on this page were written by the developer and have not yet been checked by a native speaker. The questions and answers themselves are the official KoROAD text.