Introduction - If you have any usage issues, please Google them yourself
Lesson Plan Report Management System (including documents), using multi-tier architecture development DAL Data Access Layer Data Link Layer BLL Buessniss Logical Layer Business Logic Layer UI User Interface user interaction layer (indicated) Note: The above menu bar options and the left navigation bar is " one to many" relationship, correspondence, such as: Course Information Management: Course general information, lesson plans. Classroom resource management: resource types, resource location, basic information, resources, information, resource requests. Department of the Ministry of Information Management: Department of the Ministry of Information. Teacher Information Management: basic information, password changes.