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

666. Which of the following is a correct description of equipment attached to a recovery vehicle?

  1. ①The arm structure hung from the main body of the crane is called a hook.
  2. ②The device used to connect the recovery vehicle to a structure when towing is called the PTO switch.
  3. ③The structure attached to the front and rear sides in order to secure stability during tasks is called an outrigger.
  4. ④The device installed on the crane and on which a weighted item is hooked with a wire rope is called a boom.
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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 192 (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.