2.4 常用输入设备 2.5 常用输出设备 2.6 外存储器

Unit8 Part 1 Notes to Text Part 2 Word Study Part5 Notes to Passage Part3 Practice on Text Part6 Practice on Passage Part4 Extensive Reading

Unit9 Part 1 Notes to Text Part 2 Word Study Part5 Notes to Passage Part3 Practice on Text Part6 Practice on Passage Part4 Extensive Reading

Unit7 Part 1 Notes to Text Part4 Extensive Reading Part 2 Word Study Part5 Notes to Passage Part3 Practice on Text Part6 Practice on Passage

Transaction Processing System Input Process Output Software Design Systems Development Communication Information

Transaction Processing System Input Process Output Software Design Systems Development Communication Information

Steps Toward Integration Windowing Operating System -OS/2 Presentation Manager Windows -X-Windows (Sun) Transaction Processing Systems Payroll Services Sales Order Processing Systems Process Control Systems Corporate Accounting Systems

Transaction Processing System Input Process Output Systems Development Communication Information

Today's Organization Enterprise-Wide- Development Entity Relationship Diagram General Information Systems Model Object-Oriented- Definition Implementation of Suite Approach Business Iransaction Processing

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