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

363. In which of the following locations is the installation of a roundabout recommended for ensuring smooth traffic flow and safety on the road?

  1. ①Locations where traffic volumes are not very high, but there are many intersection accidents
  2. ②Locations where there are one or more access roads at the intersection with three or more lanes in one direction
  3. ③Locations where the traffic volume at the roundabout exceeds its capacity
  4. ④Locations where the presence of a roundabout in a segment necessary for signal coordination would reduce the effectiveness of coordination
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Answer ①

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 103 (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.