Different purposes: the purpose of emphasizing high-quality handouts is to help students master knowledge points, improve learning efficiency and cultivate learning ability; Examination is to evaluate and test students' academic performance, understand students' mastery of knowledge points, and find out the shortcomings and problems in learning.

Different contents: the handout mainly includes knowledge point explanation, example analysis, exercises and other contents, focusing on in-depth analysis and expansion of knowledge points; The examination mainly examines students' academic performance, including the memory, understanding and application of knowledge.