This problem collection is the definitive study material, featuring a total of 400 questions covering everything from the Survey Act to various practical measurements and the latest technologies (MMS and TLS), plus two sets of 50-question mock exams in the actual test format. ■ Book Structure Covers all fields, allowing for systematic learning from calculation problems to the latest technologies. • Part 1: Laws and Regulations Related to Surveying (36 questions) • Solidify essential legal knowledge such as the purpose of the Survey Act, the duties of a licensed surveyor's assistant, and procedures for public surveying. • Parts 2-5: Major Surveying Practices • Traverse and Leveling/Topographic Surveying: Covers core practical fields like GNSS surveying, elevation calculations, and topology (spatial data structures). • Applied Surveying: Includes practical problems such as simple curve setting (TL calculations, etc.) in route surveying and land surveying. • Support for Latest Technologies • Also covers the latest topics frequently appearing in recent exams, such as point cloud data integration using TLS (Terrestrial Laser Scanner) and the characteristics of MMS (Mobile Mapping System). • Mock Exams: 1st and 2nd (50 questions each) • Structured in the same five-choice multiple-choice format as the actual exam. Ideal for the final review to confirm your scoring ability within the time limit and the connections between all fields of knowledge. ■ Book Features and Key Points • Overwhelming Practice Volume (500 questions total) With 400 questions by field plus 100 questions in mock exams, you can repeatedly practice until you internalize frequently appearing patterns. • Detailed Explanations Unraveling "Why This is the Correct Answer" Logically explains complex numerical calculations (TL calculations, etc.) and GIS concepts in detail. Resolves the "I don't understand" for self-learners. • Five-Choice Multiple-Choice, Practical Format By repeatedly practicing in the same format as the actual exam, you can improve your accuracy in spotting tricky questions on the real test. ■ Recommended for • Those who want to pass the licensed surveyor's assistant exam on their first try and receive an exemption for the land and house investigator exam. • Those who find the explanations for past exam questions insufficient or are concerned about their preparation for the latest surveying technologies. • Those who want to efficiently and comprehensively review a vast range of exam topics.