《程控交换原理》是高职院校通信类专业的一门专业必修课,其内容枯燥、抽象,学生感到难学、难懂,学习无兴趣,如果没有合适的教学方法,很难收到好的教学效果。在实际教学中将问题教学法贯穿在“复习提问”、“自学讨论”、“串讲”、“总结练习”各个阶段,收到好的成效。 “Program-controlled exchange principle” is a professional compulsory course for communication major in higher vocational colleges. Its contents are boring and abstract. Students feel hard to learn, difficult to understand, and have no interest in learning. If there is no suitable teaching method, it is hard to receive good The teaching effect. In the actual teaching, the problem teaching method runs through all stages of “Review Questions ”, “Self-Study Discussion ”, “String Talk ” and “Summary Exercise ”.