Information Systems Today: Managing in the Digital World

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Presentation transcript:

Information Systems Today: Managing in the Digital World 7 Chapter Enhancing Business Intelligence Using Information Systems Use of outdated information systems can be costly. A software glitch at the Tokyo Stock Exchange cost Misuho Securities Co. U.S.$350 million. Information Systems Today: Managing in the Digital World

Information Systems Today: Managing in the Digital World Learning Objectives Information Systems Today: Managing in the Digital World

Information Systems Today: Managing in the Digital World Learning Objectives Information Systems Today: Managing in the Digital World

Decision-Making Levels of an Organization Information Systems Today: Managing in the Digital World

Information Systems Today: Managing in the Digital World Operational Level Day-to-day business processes Interactions with customers Information systems used to: Automate repetitive tasks Improve efficiency Decisions: Structured Recurring Can often be automated using IS Information Systems Today: Managing in the Digital World

Information Systems Today: Managing in the Digital World Managerial Level Functional managers Monitoring and controlling operational-level activities Providing information to executive level Midlevel managers Focus on effectively utilizing and deploying resources Goal of achieving strategic objectives Managers’ decisions Semistructured Contained within business function Moderately complex Time horizon of few days to few months Information Systems Today: Managing in the Digital World

Information Systems Today: Managing in the Digital World Executive Level The president, CEO, vice presidents, board of directors Decisions Long-term strategic issues Complex and nonroutine problems Unstructured decisions Long-term ramifications Information Systems Today: Managing in the Digital World

Comparison of Decision-Making Levels Operational Level Managerial Level Executive Who Foreman or supervisor Midlevel managers and functional managers Executive-level managers What Automate routine and repetitive activities Automate the monitoring and controlling of operational activities Aggregate summaries of past organizational data and projections of the future Why Improve organizational efficiency Improve organizational effectiveness Improve organizational strategy and planning IS Transaction Processing Systems (TPS) Management Information Systems (MIS) Executive Information Systems (EIS) Information Systems Today: Managing in the Digital World

Information Systems Today: Managing in the Digital World Learning Objectives Information Systems Today: Managing in the Digital World

General Types of Information Systems Input-process-output model Basic systems model Payroll system example Information Systems Today: Managing in the Digital World

Transaction Processing System Operational level Purpose: Processing of business events and transactions Increase efficiency Automation Lower costs Increased speed and accuracy Examples Payroll processing Sales and order processing Inventory management Etc. Information Systems Today: Managing in the Digital World

Information Systems Today: Managing in the Digital World Architecture of a TPS Information Systems Today: Managing in the Digital World

Architecture of a TPS: Inputs Source Documents Different data entry methods Information Systems Today: Managing in the Digital World

Architecture of a TPS: Processing Online processing Immediate results Batch processing Transactions collected and later processed together Used when immediate notification not necessary Information Systems Today: Managing in the Digital World

Architecture of a TPS: Outputs Counts, summary reports Inputs to other systems Feedback to systems operator Summary of TPS Characteristics Information Systems Today: Managing in the Digital World

Management Information Systems Managerial level Purpose: Produce reports Support of midlevel managers’ decisions Examples Sales forecasting Financial management and forecasting Manufacturing, planning and scheduling Inventory management and planning Etc. Information Systems Today: Managing in the Digital World

Information Systems Today: Managing in the Digital World Architecture of an MIS Information Systems Today: Managing in the Digital World

Summary of MIS Characteristics Information Systems Today: Managing in the Digital World

Executive Information Systems (EIS) Executive support system Executive level Purpose Aid in executive decision-making Provide information in highly aggregated form Examples Monitoring of internal and external events and resources Crisis management Etc. Information Systems Today: Managing in the Digital World

Executive Information Systems (EIS) Hard data Facts and numbers Generated by TPS & MIS Soft data Nonanalytical information Web-based news portals Customizable Delivery to different media Information Systems Today: Managing in the Digital World

Use of Web-based Portals for Gathering Soft Data Information Systems Today: Managing in the Digital World

Information Systems Today: Managing in the Digital World Architecture of an EIS Information Systems Today: Managing in the Digital World

EIS Output: Digital Dashboards Presentation of summary information Deliver information from multiple sources Ability to drill down if necessary Information Systems Today: Managing in the Digital World

EIS Output: Digital Dashboard (II) Total employee absenteeism a) line chart b) drill-down numbers Information Systems Today: Managing in the Digital World

Summary of EIS Characteristics Information Systems Today: Managing in the Digital World

Information Systems Today: Managing in the Digital World Learning Objectives Information Systems Today: Managing in the Digital World

7 Information Systems that Span Organizational Boundaries Information Systems Today: Managing in the Digital World

1. Decision Support Systems Decision making support for recurring problems Used mostly by managerial level employees (can be used at any level) Interactive decision aid What-if analyses Analyze results for hypothetical changes E.g., Microsoft Excel Information Systems Today: Managing in the Digital World

Information Systems Today: Managing in the Digital World Architecture of a DSS Information Systems Today: Managing in the Digital World

Information Systems Today: Managing in the Digital World Common DSS Models Information Systems Today: Managing in the Digital World

Summary of DSS Characteristics Example Using DSS to Buy a Car Information Systems Today: Managing in the Digital World

Information Systems Today: Managing in the Digital World 2. Intelligent Systems Artificial intelligence Simulation of human intelligence Reasoning, learning, sensing, hearing, walking, talking, etc. Information Systems Today: Managing in the Digital World

Information Systems Today: Managing in the Digital World Intelligent Systems Intelligent system comprised of : Sensors, software and computers Emulate and enhance human capabilities Three types Expert systems Neural networks Intelligent agents Information Systems Today: Managing in the Digital World

Information Systems Today: Managing in the Digital World Expert Systems Use reasoning methods based on knowledge Manipulate knowledge rather than information System asks series of questions Inferencing /pattern matching Matching user responses with predefined rules If-then format Fuzzy logic Represent rules using approximations Information Systems Today: Managing in the Digital World

Architecture of an Expert System Information Systems Today: Managing in the Digital World

Example: Expert System Expert system to make a medical recommendation Information Systems Today: Managing in the Digital World

Summary of ES Characteristics Information Systems Today: Managing in the Digital World

Information Systems Today: Managing in the Digital World Neural Network System Approximation of human brain functioning Training to establish common patterns Past information New data compared to patterns E.g., loan processing Information Systems Today: Managing in the Digital World

Example: Neural Network System Loan processing system relying on a neural network Information Systems Today: Managing in the Digital World

Intelligent Agent Systems Program working in the background Provides service when a specific event occurs Bot (software robot) Information Systems Today: Managing in the Digital World

Intelligent Agent Types Buyer agents (shopping bots) – search for best price User agents – perform a task for the user Monitoring and sensing agents – keep track of key information Data-mining agents – analyze large amounts of data Web crawlers (web spiders) – browse the Web for specific information Destructive agents – malicious agents designed by spammers Information Systems Today: Managing in the Digital World

3. Data Mining and Visualization Systems Application of sophisticated statistical techniques What-if analyses to support decision making Capabilities can be embedded into a large range of systems Result of analysis can be provided on digital dashboards Information Systems Today: Managing in the Digital World

Information Systems Today: Managing in the Digital World Visualization Display of complex data relationships using graphical methods Visualization of a weather system Information Systems Today: Managing in the Digital World

Information Systems Today: Managing in the Digital World Text Mining Extraction of information from textual documents Web crawlers used to extract information from Internet Information Systems Today: Managing in the Digital World

4. Office Automation Systems Collection of software & hardware Developing documents, scheduling resources, communicating Examples Word processing Desktop publishing Electronic calendars E-mail Information Systems Today: Managing in the Digital World

Architecture of an Office Automation System Information Systems Today: Managing in the Digital World

Summary of OAS Characteristics Information Systems Today: Managing in the Digital World

5. Collaboration Technologies Increased need for flexible teams Virtual teams – dynamic task forces Forming and disbanding as needed Fluctuating team size Easy, flexible access to other team members Need for new collaboration technologies Information Systems Today: Managing in the Digital World

Information Systems Today: Managing in the Digital World Video Conferencing Costs – few thousand dollars to $500,000 Dedicated videoconferencing systems Located within organizational conference rooms Highly realistic Information Systems Today: Managing in the Digital World

Desktop Videoconferencing Low-cost alternative to dedicated videoconferencing Enablers Increase in processing power Internet connection speed Information Systems Today: Managing in the Digital World

Future of Desktop Videoconferencing Notebook computers with built in video cameras Microsoft Office RoundTable 2007 360-degree camera Unified communications software Built in microphone Meeting content can be recorded, indexed and stored Information Systems Today: Managing in the Digital World

Information Systems Today: Managing in the Digital World Groupware Refer to class of software that enables more effective team work Distinguished along two dimensions Synchronous Asynchronous Information Systems Today: Managing in the Digital World

Information Systems Today: Managing in the Digital World Benefits of Groupware Information Systems Today: Managing in the Digital World

Asynchronous Groupware 1989 – Lotus Development released Notes Lotus Notes still an industry leader Other tools E-mail, newsgroups, mailing lists, group calendars, collaborative writing tools, etc. Information Systems Today: Managing in the Digital World

Synchronous Groupware Electronic Meeting Systems (EMS) Help groups have better meetings Uses of EMS Strategic planning sessions Marketing focus groups Brainstorming sessions Business process management Quality improvement Web-based implementations Supporting distributed meetings / different location Information Systems Today: Managing in the Digital World

Example: Electronic Meeting System Information Systems Today: Managing in the Digital World

6. Knowledge Management Systems The process an organization uses for generating value from its knowledge assets Collection of technology-based systems Knowledge assets Skills, routines, practices, principles, formulas, methods, Used to improve efficiency, effectiveness and profitability Documents storing both facts and procedures Examples Databases, manuals, diagrams, books, etc. Information Systems Today: Managing in the Digital World

Benefits and Challenges of Knowledge Based Systems Information Systems Today: Managing in the Digital World

How Organizations Utilize KMS Successful KMS facilitate the exchange of knowledge Information Systems Today: Managing in the Digital World

Web-Based Knowledge Portals Knowledge repository Information Systems Today: Managing in the Digital World

7. Functional Area Information Systems Cross-organizational-level IS Support specific functional area Focus on specific set of activities Information Systems Today: Managing in the Digital World

Business Processes Supported by Functional Area Information Systems Information Systems Today: Managing in the Digital World

Organizational Functions and Representative Information Systems Information Systems Today: Managing in the Digital World

Geographic Information System Use of geographically referenced information Finding optimal location for a new store Identification of areas too wet to fertilize (see figure) Locating target customers Infrastructure design Information Systems Today: Managing in the Digital World

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