The present invention relates to a compressed Korean history study book focusing on previously-set questions for national exam preparation. In a Korean history study book analyzing exam questions previously set in the Korean history examination, and reflecting and writing in sentences for each unit, the compressed Korean history study book includes a classification and color display part classifying ratings by question frequency based on the question frequency previously set in the Korean history examination and displaying the content of Korean history in color separated by ratings to enable identification at a glance, wherein the classification and color display part indicates the question frequency in the form of a superscript or a subscript at the end of a word or sentence of the displayed Korean history content. According to the present invention, the Korean history study book presented as a compressed basic book for various national exams such as civil service exams by analyzing the Korean history content set in the past 10 years, particularly classifies a plurality of ratings based on question frequency and displays colors separated by ratings to allow users to identify importance thereof at a glance, improves readability and efficiency in learning, reduces the burden to users (examinees) on the amount of learning for national exams, and helps the users get the most with the minimum effort even in a short period of time.;COPYRIGHT KIPO 2020
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