No The summative examination of computer application foundation in National Open University is a comprehensive test of students' learning situation and learning effect. You have to do the exam, and you can't get a diploma if you don't do it. The National Open University, referred to as the National Open University, is a new institution of higher learning directly under the Ministry of Education of China. Supported by modern information technology, it pays equal attention to academic education and non-academic education, and implements distance open education.