Electronic Business Systems

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Presentation transcript:

Electronic Business Systems Chapter 7 Electronic Business Systems

Learning Objectives Identify the following cross-functional enterprise systems, and give examples of how they can provide significant business value to a company: Enterprise application integration Transaction processing systems Enterprise collaboration systems

What is E-Business? The use of the Internet and other networks and information technologies to support electronic commerce, enterprise communications and collaboration, and Web-enabled business processes, both within a networked enterprise and with its customers and business partners.

Enterprise Application Architecture

Functional Business IS

Cross-Functional Information Systems Definition: Information systems that cross the boundaries of traditional business functions in order to reengineer and improve vital business processes all across the enterprise

Cross-Functional Information Systems

Transaction Processing Cycle

Transaction Processing Systems (TPS) Definition: Cross-functional information systems that process data resulting from the occurrence of business transactions Transactions – events that occur as part of doing business Online Transaction Processing Systems (OLTP) – real-time systems that capture and process transactions immediately

Transaction Processing Cycle Data Entry – capture of business data Transaction Processing Batch – transaction data are accumulated over a period of time and processed periodically Real-Time – data are processed immediately after a transaction occurs

Transaction Processing Cycle Database Maintenance – updating corporate databases of an organization to reflect changes resulting from day-to-day business transactions Document and Report Generation – including transaction documents, transaction listings and error reports Inquiry Processing – making inquiries and receiving responses concerning the results of transaction processing activities

Main Issues in E-Business Systems Cross functions Information systems integration (Enterprise Application Integration a.k.a EAI) Work collaboration between different functions, groups, teams, vendors, and customers

Enterprise Application Integration (EAI) Definition: Software that integrates a variety of enterprise application clusters by letting them exchange data according to rules derived from the business process models developed by users

Enterprise Application Integration

EAI Example

Enterprise Collaboration Systems (ECS) Definition: Cross-functional information systems that enhance communication, coordination, and collaboration among the members of business teams and workgroups

ECS Goals Communicate – share information Coordinate – coordinate individual work efforts and share resources Collaborate – work together cooperatively on joint projects and assignments

ECS Tools