With the rapid development of digital technology, multimedia technology and artificial intelligence, art learning and assessment methods have had a revolutionary change. Network-based examination uses computer and network technology to develop the examination system, which conforms to the actual requirements of the campus information construction and distance education, and becomes a new mainstream examination evaluation method. Based on the modernized development demand of art education and the theory of genetic algorithm, the research has conducted targeted design and realized the basic functions of the online examination system of art by using the test paper of genetic algorithm, ASP, SQL and Dreamweaver, and other techniques, with a relatively strong usability.