① Contains past exam questions and detailed explanations for the first course of real estate agents for 19 years from 2006 to 2024 (reflecting revisions for 2025)
② Subjects: Civil Law, Introduction to Real Estate
③ Main functions: Solve in the order of contents, solve in the order of episodes, solve randomly, solve only the wrong questions, solve only the checked problems, score statistics, font size settings, window size adjustment, colored pencil function, memo function, timer function, etc.