The National Vocational College Surveying and Mapping Skills Competition is an important competition for surveying and mapping majors in vocational colleges.Being able to participate in the com-petition and win awards has become an important indicator for measuring the quality of teaching in this major.Traverse measurement is a routine event in major competitions and has been continuously contes-ted for many years.The competition questions are flexible and varied,but problems such as simple ques-tion types,low score differentiation,and insufficient comprehensiveness are gradually becoming promi-nent.Based on the basic theory of traverse measurement,this article analyzes the changes and character-istics of traverse measurement questions in the National Vocational College Skills Competition in the past three years,explores the possibilities of other questions,provides direction for traverse measurement preparation,and provides reference for participating teams to prepare for the competition.