Information Systems Analysis and Design Lê Ngọc Tiến http://tienhuong.wordpress.com 2 Outline 1. Information Systems: the big picture 2. Information Systems for competitive advantage 3. Organizational Information Systems 4. Entreprise-Wide Information Systems 5. Information Systems Development & Acquisition 6. Managing the Information Systems Project 7. Systems Planning 8. Determining System Requirements 9. Structuring System Requirements: Process Modeling 10. Structuring System Requirements: Conceptual Data Modeling 11. Object Oriented Analysis and Design 12. Designing the Human Interface 13. Systems Implementation and Operation Chapter 1 Information Systems: The Big Picture 4 Chapter 1 Objectives Understand the term information systems (IS) Understand IS components: Technology, people, organizations Understand IS career opportunities Understand types of information systems Understand IS and organizational success or failure Understand the future of IS management 5 Information Systems Defined Combinations of hardware, software, and telecommunications networks that people build and use to collect, create, and distribute useful data in organizations 6 Key Elements of Information Systems 7 Data Data: raw material, unformatted information Information: processed data (meaningful) Knowledge: understanding relationships between pieces of information Wisdom: knowledge accumulated and applied 8 Knowledge as a Business Resource Knowledge Worker A well-educated professional who creates, modifies, or synthesizes knowledge in one’s profession Knowledge Society Also called digital society, new economy Working with brains instead of hands The importance of education Digital divide 9 Technology and Information Systems Computer-Based Information Systems One type of technology Technology – any mechanical and/or electrical means to supplement, extend, or replace human activity Information Technology (IT) – machine technology controlled by or using information The goal of IS is to provide useful data to users IS can be local or global, organizational or enterprise-wide 10 IS Managerial Personnel CIO IS director Account Executive Info Center Manager Development Manager Project Manager Maintenance Manager Systems Manager IS planning Manager Operations Manager Programming Manager Systems Programming Manager Manager of Emerging Technologies Telecommunications Manager Network Manager Database Administrator Auditing or Computer Security Manager Quality Assurance Manager Webmaster [...]... What is their role in information systems planning? 23 Chapter 3 Organizational Information Systems Chapter Objectives Understand characteristics of operational, managerial, and executive information systems Understand characteristics of transaction processing systems, management information systems, and executive information systems Understand characteristics of information systems that span organizational... Consistent management Systems compatibility and connectivity 15 Questions 1 Define and understand the term information systems (IS) 2 Explain the technology, people, and organizational components of an information system 16 Chapter 2 Information Systems for Competitive Advantage Chapter 2 Objectives Understand the IS in automation, organizational learning, and strategic support Understand IS for strategic... of Information Systems Management Information Systems (MISs) Examples: Sales forecasting Financial management and forecasting Manufacturing planning and scheduling Inventory management and planning Advertising and product pricing 32 General Types of Information Systems Executive Information Systems (EISs) Used at executive level of the organization Highly aggregated form Data types Soft data – news and. .. Examples: Payroll Sales and ordering Inventory Purchasing, receiving, shipping Accounts payable and receivable 29 General Types of Information Systems Management Information Systems (MISs) Two Types: Management of IS in organizations Specific information systems for mid-level managers Used at managerial level of the organization 30 General Types of Information Systems Management Information Systems Types of... types Soft data – news and nonanalytical data Hard data – facts and numbers 33 General Types of Information Systems Executive Information Systems (EISs) Examples: Executive-level decision making Long-range and strategic planning Monitoring internal and external events Crisis management Staffing and labor relations 34 1.35 35 Information Systems that Span Organizational Boundaries 36 ... weeks and months Semistructured decisions Operational level (bottom) Day-to-day decisions Structured decisions 27 General Types of Information Systems Transaction Processing Systems (TPSs) Transactions Used at Operational level of the organization Goal: to automate repetitive information processing activities Increase speed Increase accuracy Greater efficiency 28 General Types of Information Systems. .. Understand the IS in automation, organizational learning, and strategic support Understand IS for strategic organizational success Understand the need for making an IS business case Understand technological innovations to improve competitive advantage 18 Why Use Information Systems? Automating: doing things faster Organizational learning: doing things better Supporting Strategy: doing things smarter 19 Automating:... better, cheaper Greater accuracy and consistency Loan application example Manual processing Technology-supported process Completely automated 20 Organizational Learning: Doing Things Better Going beyond automation Involves learning to improve the day-to-day activities within the process Looking at patterns and trends Organizational Learning Using acquired knowledge and insights to improve organizational...Integrating Skills and Knowledge Technology hardware, software, networking Business business, management, social, communications Systems Integration, development methods, critical thinking, problem solving 11 Hot Skills in IS Workers Office / E-mail Languages Applications RDBS Administration Development Tools Internetworking Operating Systems LAN Administration Networking 12 IS... to improve organizational behavior Total Quality Management (TQM) Monitoring an organization to improve quality of operations, products, and services 21 Supporting Strategy: Doing Things Smarter Strategic Planning Create a vision: setting the direction Create a standard: performance targets Create a strategy: reaching the goal 22 Question Now, it should be fairly obvious why an IS professional should . Information Systems Analysis and Design Lê Ngọc Tiến http://tienhuong.wordpress.com 2 Outline 1. Information Systems: the big picture 2. Information Systems. Organizational Information Systems 4. Entreprise-Wide Information Systems 5. Information Systems Development & Acquisition 6. Managing the Information Systems