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

406. What is the standard for driving on an expressway with three lanes in one direction? (Assuming smooth traffic flow and no exclusive bus lanes)

  1. ①Passenger cars are to use Lane 1 so they must use only Lane 1.
  2. ②A small passenger vehicle whose designated lane is Lane 2 should use Lane 1 when overtaking.
  3. ③Large vans must use the first lane.
  4. ④A truck with maximum load weight of 1.5 tons or less must drive in Lane 1.
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Answer ②

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 115 (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.