【正文】 2022 by Prentice Hall Organizing the Information Systems Function Essentials of Business Information Systems Chapter 2 EBusiness: How Businesses Use Information Systems The Information System’s Function in Business ? Small panies often rely on a single person for information technology services rather than an information systems department ? Some large firms with IS departments decentralize them so that each functional area of the business has its own information systems ? Other large firms may depend on a central department that makes technology decisions for the entire pany 。 2022 by Prentice Hall EBusiness, ECommerce, and EGovernment Essentials of Business Information Systems Chapter 2 EBusiness: How Businesses Use Information Systems Systems That Span the Enterprise ? Ebusiness refers to the use of digital technology and the Inter to drive major business processes ? Emerce is a subset of EBusiness that involves buying and selling goods and services through the Inter ? Egovernment refers to using Inter technology to deliver information and services to citizens, employees, and businesses 169。 2022 by Prentice Hall ? Read the Focus on Technology and then discuss the following questions: ? What problems did Haworth face? ? How did they affect the way the pany ran its business? ? How did the pany solve these problems? ? What people, anization, and technology issues did the solution have to address? ? How successful was the solution? Haworth Overhauls Supply Chain Management Essentials of Business Information Systems Chapter 2 EBusiness: How Businesses Use Information Systems Systems That Span the Enterprise 169。 2022 by Prentice Hall Essentials of Business Information Systems Chapter 2 EBusiness: How Businesses Use Information Systems Systems That Span the Enterprise Illustrated here are some of the capabilities of , a marketleading provider of ondemand customer relationship management (CRM) software. CRM systems integrate information from sales, marketing, and customer service. 169。 2022 by Prentice Hall ? Coordinate all of the business processes that deal with customers to optimize revenue and customer satisfaction, and increase sales ? Sales, marketing, and service record data from multiple munication channels can be bined ? Saab implemented CRM applications from Siebel Systems to achieve a 360186。 2022 by Prentice Hall ? Aim to move the correct amount of product from source to point of consumption as quickly as possible and at the lowest cost ? Used by firms to manage relationships with suppliers, purchasing firms, distributors, and logistics panies through shared information about orders, production, inventory levels, and more ? Automate the flow of information across anizational boundaries Supply Chain Management Systems Essentials of Business Information Systems Chapter 2 EBusiness: How Businesses Use Information Systems Systems That Span the Enterprise 169。 2022 by Prentice Hall ? Also known as enterprise resource planning (ERP) systems ? Integrate key business processes of an entire firm into a single system enabling managers of large firms to assemble an overall view of operations ? Alcoa used ERP to eliminate redundancies and inefficiencies in its disparate systems Enterprise Systems Essentials of Business Information Systems Chapter 2 EBusiness: How Businesses Use Information Systems Systems That Span the Enterprise 169。 they include: ? Enterprise systems ? Supply chain management systems ? Customer relationship management systems ? Knowledge management systems 169。 2022 by Prentice Hall ? Visit Wachovia’s Web site at ? What is your impression of the site? Does it make you think “customer service” or “l(fā)ean selling machine?” Is there a good balance? Why or why not? ? What features of the site seem geared toward firstrate customer service? ? Discuss whether Wachovia’s site would be appealing to you if you were looking to open an account, invest, or apply for a loan. Interactive Session: Wachovia Types of Business Information Systems Essentials of Business Information Systems Chapter 2 EBusiness: How Businesses Use Information Systems 169。 2022 by Prentice Hall Interrelationships Among Systems Types of Business Information Systems Essentials of Business Information Systems Chapter 2 EBusiness: How Businesses Use Information Systems Figure 213 The various types of systems in the anization have interdependencies. TPS are major producers of information that is required by many other systems in the firm, which, in turn, produce information for other systems. These different types of systems have been loosely coupled in most anizations. 169。 2022 by Prentice Hall Model of an Executive Support System Systems That Span the Enterprise Essentials of Business Information Systems Chapter 2 EBusiness: How Businesses Use Information Systems Figure 212 This system pools data from diverse internal and external sources and makes them available to executives in an easytouse form. 169。 2022 by Prentice Hall VoyageEstimating Decision Support System Systems That Span the Enterprise Essentials of Business Information Systems Chapter 2 EBusiness: How Businesses Use Information Systems Figure 211 This DSS operates on a powerful PC. It is used daily by managers who must develop bids on shipping contracts. 169。 2022 by Prentice Hall Sample MIS Report Systems That Span the Enterprise Essentials of Business Information Systems Chapter 2 EBusiness: How Businesses Use Information Systems Figure 210 This report, showing summarized annual sales data,