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Chap03
1. Chapter 3 Using Information Technology to Engage in Electronic Commerce MANAGEMENT INFORMATION SYSTEMS 8/E Raymond McLeod, Jr. and George Schell Copyright 2001, Prentice-Hall, Inc. 3-
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3. Environmental Responsibilities of Functional Areas Customers Suppliers Stockholders Labor Unions Government Financial Community Global Community Competitors Finance Resources Services Manufacturing Marketing Human Information X X X X X X X X X X X X X X X 3-
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7. Selection of Electronic Commerce Strategy, Methodology, and Technology Business Intelligence Competitive Advantage Strategic Business Plan Enabling strategy Interorganiza- tional Electronic data interchange Enabling methodology System life cycle Business process redesign Enabling technology Direct connectivity Value-added networks The Internet 3-
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9. Data Collect data 2 Evaluate data Analyze data 4 Store intelligence Intelligence 5 Disseminate intelligence Intelligence The Five Basic Intelligence Tasks Data 3 1 3-
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15. Electronic Data Interchange (EDI) Adheres to Standard Formats Suppliers The Firm Request for a price quote Price quote Purchase order Acknowledge P.O. receipt Invoice ANSI ASC X12 - North America EDIFACT - International 3-
16. Selected EDI Transaction Sets and Sample Invoice Data 104 Air Shipment Information 130 Student Educational Record (Transcript) 152 Statistical Government Information 300 (Booking Request) (Ocean) 311 Canadian Customs Information 810 Invoice Name Address Information Marking, Packaging, Loading Industry Code Quantity Currency Tax Information Pricing Information Item Physical Details Terms of Sale / Deferred Terms of Sale Carrier Detail Product / Item Description Invoice Shipment Summary Transaction Totals 3-
17. Mapping Software Translates Data to and from Standard Formats Sending firm’s computer Application software Mapping software Standard EDI format Receiving firm’s computer Application software Mapping software 3-
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20. Internal and Environmental Influences on EDI Adoption Environmental Influences Pressure Exercised Power Internal Influences Internal Need Top Management Support Competitors Trading Partners EDI 3-
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22. EDI Direct and Indirect Benefits Indirect Benefits Direct Benefits Reduced Errors Increased Operational Efficiency Reduced Costs Competitors Trade Partners Competitors Increased Ability to Compete Improved Service Improved Relationships 3-
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29. Parts of a URL http://aisvm1.ais.com/abra7883/index.html hypertext transmission protocol domain name path (directory and file name on the web server ) hypertext markup language 3-
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31. Terminal Emulator PC or Macintosh Unix X11 NextStep Addressing schema, Protocols, Format negotiation FTP News Gopher WAIS HTTP Gateway is HTTP server plus other application. Database, info system, etc. Internet Client/Server Architecture 3-
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33. An Application-Level Firewall External Services Border Router IP Choke Protocol Filter Internal/External Service Gateway Internal Router Router Isolation Mechanism Internet Connectivity Supplier’s Network Internet Internal Network Incoming packets from the Internet pass through the connectivity supplier’s network to a router and to the organization The packet goes to a router box that duplicates the function of the external router Rather than routing the packet directly to its destination, the router redirects traffic through an external services host and an IP “choke” host The external services host runs desired apps such as E-mail interface The IP choke performs actual protocol filtering Traffic is sent through a gateway to a separate router box on the internal network, configured according to internal security policy 3-
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