3.1 数值信息与数值计算 3.2 文本与文本处理

2.4 常用输入设备 2.5 常用输出设备 2.6 外存储器

Transaction Processing System Input Process Output Systems Development Communication Information

TWo Levels of Planning ystems Planning Gives managers, Users, and Information Systems Personnel Projects Establishes what should be done Sets a budget for the total cost of these projects o Systems Project planning Setting a plan for the development of each specific systems project

Chapter 3 Solving Problems The Strategic Management of Information Technology

Transaction Processing System Input Process Output Systems Development Communication Information

Transaction Processing System Input Process Output Systems Development Communication Information

Transaction Processing System Input Process Output Systems Development Communication Information

Transaction Processing System Input Process Output Systems Development Communication Information

Transaction Processing System Input Process Output Systems Development Communication Information