EDI-Electronic data Interchange

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EDI: Electronic Data Interchange : 

1 EDI: Electronic Data Interchange What is EDI? Exchange of electronic data between companies using precisely defined transactions Set of hardware, software, and standards that accommodate the EDI process

Electronic Data Interchange : 

2 Electronic Data Interchange

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4 Electronic Data Exchange How does EDI work? (Figure 11.4) Supplier’s proposal sent electronically to purchasing organization. Electronic contract approved over network. Supplier manufactures and packages goods, attaching shipping data recorded on a bar code. Quantities shipped and prices entered in system and flowed to invoicing program; invoices transmitted to purchasing organization

Electronic Data Exchange : 

5 Electronic Data Exchange Manufacturer ships order. Shipment notice EDI transaction sent (not shown) Purchasing organization receives packages, scans bar code, and compares data to invoices actual items received. Payment approval transferred electronically. Bank transfers funds from purchaser to supplier’s account using electronic fund transfer (EFT).

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6 Electronic Data Interchange Figure 11.4

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7 Electronic Data Interchange EDI Standards EDI requires companies to agree on standards Compatible hardware and software Agreed upon electronic form format Established EDI standards Automotive Industry Action Group (AIAG) X.12 de facto umbrella standard in U.S. and Canada EDI for Administration, Commerce, and Trade (EDIFACT) umbrella of standards in Europe

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8 Electronic Data Interchange How to Subscribe to EDI Larger companies purchase hardware and software Medium and small companies seek third-party service Value-added networking (VAN) Managed network services available for a fee

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9 Electronic Data Interchange EDI on the Web Advantages of Web EDI Lower cost More familiar software Worldwide connectivity Disadvantages of Web EDI Low speed Poor security

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10 Electronic Data Interchange The Importance of EDI Need for timely, reliable data exchange in response to rapidly changing markets Emergence of standards and guidelines Spread of information into many organizational units Greater reliability of information technology Globalization of organizations

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