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

490. Which of the following is the safest method of driving when the underground road ahead is submerged in water due to heavy rainfall?

  1. ①Drive through slowly. You can make it as long as the wheels are not completely submerged in water.
  2. ②Get through the water as fast as you can.
  3. ③Take another road to bypass the water.
  4. ④Drive through. If the engine stops, start it back immediately and drive through.
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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 140 (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.