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Chapter 1 Information Systems in Business
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Important Announcement Bring your book to class.
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What is an Information System Organized combination of 1. Hardware 2. Software 3. Communications Networks 4. Data 5. People
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Computer Hardware Technologies Examples Dell PowerEdge 2600 File Server Apple PowerBook G4 Sony LCD Flat Panel Monitor iPod IDAutomation USB Barcode Scanner RFID Chip
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Computer Software Technology Examples Windows XP Graphics Card Driver Software PowerPoint mySAP Customer Relationship Management Peachtree Accounting iTunes Software
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Telecommunications Network Technologies Examples Ethernet Netgear Wireless Router Cable Modem Cell Phone WiFi, WiMax Bluetooth
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Data Resource Management Technologies Examples IBM DB2 8.2 Microsoft SQL Server 2000 Oracle Database 10g MySQL Data Mining Software
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People Technology People are the 5 th component of an Information System Everyone forgets the importance of people in an information system. Example: End User, Data Entry Person, Manager, Programmer, DB Administrator, Cashier, Secretary, Professor.
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Historical Perspective Information Systems have been around a long time. People have always been the backbone of an IS The only thing that’s changed in the complexity of the information and the complexity of the technology.
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Historical Perspective Previous to computers, telephones were probably the biggest innovation that improved information systems. Previous to telephones, Paper was the big innovation. What will be the next big thing?
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What will we learn? In this course, we will concentrate on Foundational Concepts, Information Technologies, and Business Applications
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Foundational Concepts Chapters 1 and 2 Components of Information Systems Types of Information Systems Roles they play Attributes of Information Competitive Strategy concepts
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Information Technologies We are concentrating on Databases Chapter 5 We are NOT covering software, hardware, and network technologies. If you are interested in these topics take CSIS-010 Introductory course CSIS-116 Advanced course
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Business Applications Chapter 7, 8, 9, and 10 How are information systems used? Most important aspect of this course Understanding how an information system can support decision making and give a company a competitive advantage is not trivial.
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What we won’t learn We won’t learn how Information Systems are developed? This is important but beyond the scope of this course. Take CSIS-116. We will briefly cover some challenges involved in managing information technology, but not in great detail. Think about an MBA this material interests you.
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Information Systems Serve 3 Roles IS can support 3 different level in business
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Role of IS has evolved over time
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Expanding Role of IS Information Systems are being used in more areas, especial at the strategic level. At the same time, Information Systems are expanding participation of End Users (The Grunts) Biggest advantages of IS: Information can flow up the pyramid faster and more effectively.
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Types of Information Systems
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Transaction Processing System (TPS) Supports Operations Updates Operational Databases Examples: ATM Machine System – Banking Transactions Cash Register System – Point of Sale Transactions Accounting System – Checking Account Transactions Even Pay-per-view or OnDemand is a TPS
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Process Control Systems (PCS) Supports Operations Monitor and Control Industrial/Manufacturing Process Examples: Petroleum Refining Power Generation Automobile Manufacturing
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Enterprise Collaboration Systems (ECS) Supports Operations (Surprised?) Teamwork, communication, and collaboration Examples: E-mail Chat Video Conferencing Calendaring Journaling Workflow File Sharing
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Management Information System (MIS) Supports Management (duh?) Analysis & Reporting Charts, Graphs, Summary Tools Examples: SCT Banner – Managing College Information (Siena uses it) Spreadsheet (Excel) – One of the first and most basic Oracle's Corporate Performance Management
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Decision Support System (DSS) Support Management What-if Analysis, Decision Modeling, Scenario Building, Highly interactive, ad hoc. Examples Enterprise Decision Manager 2.0 Fair Isaac Corporation AIMMS 3.6 Most DSS’s are custom developed for specific companies; very few out-of-the-box products.
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Executive Information Systems Supports high-level strategic management Provides critical info from other systems (MIS and DSS). Typically integrates external information such as economic developments and news about related markets and competitors. Helps strategic decision making, not necessarily tactical. Tactical – doing things right Strategic – doing the right things
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Information Flow Executive Information System ExecutivesMISTPS PCS Operational Systems and Staff DSS Managers Enterprise Collaboration System System Information Flow Information Exchange/ Communication
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Information Flow Executive Information System Executives MIS TPS PCS Operational Systems and Staff DSS Managers Enterprise Collaboration System Operations Management
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