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

221. According to the Road Traffic Act, which of the following is an INCORRECT match between the type of lane and the color painted on the lane?

  1. ①Yellow color for separating bidirectional traffic in a safety zone
  2. ②Blue color for bus-only lanes
  3. ③Pink, light green, or green colors for guide lines on the lane
  4. ④White color for the outer line of the speed limit mark installed within a school zone
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Answer ④

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 62 (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.