Axborot tizimlari arxitekturasi defines the basic structure for processing, storing, and transmitting information. It consists of five main components: hardware, software, data, procedures, and human resources. The system architecture can be divided into three layers: user interface, program logic, and data storage. Each layer performs its functions to enhance system efficiency, security, and usability. The data model is a crucial part of the system and is presented through ERD diagrams