The three members refer to the system administrator, the security officer and the security auditor. Three members are the professional vocabulary of computer system management. Computer system administrators use computers as tools to collect, store, analyze and process data, and obtain needed information.

The information management system in an enterprise can help senior managers to carry out quality analysis, market forecast and inventory control. Information technology is the most potential new productive force in the contemporary era. During the network operation, the three members know the configuration of the network system and the changes of configuration parameters in time, and back up the configuration parameters; Moreover, with the changes of system environment, business development needs and user needs, system configuration parameters should be dynamically adjusted to optimize system performance.

Three-member management uses computers to collect, process and analyze all kinds of data to help enterprises carry out quality analysis, market forecast and inventory management. If enterprises only rely on manpower to complete the actual management work, then a lot of workload is huge and it is difficult to solve the problem well. Using computers, under the management of these three members, the workload that many talents can complete can be solved. This is also a very remarkable feature of the information age. Use tools to reduce manpower, and computers are that tool.