【正文】 ystems 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 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。 they include: ? Enterprise systems ? Supply chain management systems ? Customer relationship management systems ? Knowledge management systems 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 Figure 28 This system maintains data on the firm’s employees to support the human resources function. An Employee RecordKeeping System Components of a Business Essentials of Business Information Systems Chapter 2 EBusiness: How Businesses Use Information Systems 169。 2022 by Prentice Hall ? Sales and marketing systems ? Manufacturing and production systems ? Finance and accounting systems ? Human resources systems Systems from a Functional Perspective Types of Business Information Systems Essentials of Business Information Systems Chapter 2 EBusiness: How Businesses Use Information Systems 169。 2022 by Prentice Hall ? Logically related set of tasks that define how specific business tasks are performed ? The tasks each employee performs, in what order, and on what schedule ? . Steps in hiring an employee ? Some processes tied to functional area ? Sales and marketing: Identifying customers ? Some processes are crossfunctional ? Fulfilling customer order Business Processes Components of a Business Essentials of Business Information Systems Chapter 2 EBusiness: How Businesses Use Information Systems 169。Sales promotion, training, … 169。起亞的車系基本上已經(jīng)覆蓋了從轎車到 SUV、 MPV的各種車型，其中很多車型多次獲得各項殊榮。 169。 2022 by Prentice Hall 起亞（ KIA）汽車公司是韓國最早的機動車制作商業(yè)，始建于 1994年。 2022 by Prentice Hall – Solution ? Webbased order management system – No need for sales consultant to enter orders from people they recruit – Authorized user can access info from many related systems with a single signon – Easy to municate for specific groups 187。 and perform basic human resources tasks, such as hiring and retaining employees. The Four Major Functions of a Business Components of a Business Essentials of Business Information Systems Chapter 2 EBusiness: How Businesses Use Information Systems 169。 2022 by Prentice Hall ? Information systems relate to the following business objectives: ? Achieving operational excellence ? Developing new products and services ? Attaining customer intimacy and service ? Improving decision making ? Promoting petitive advantage ? Ensuring survival The Role of Information Systems in a Business Components of a Business Essentials of Business Information Systems Chapter 2 EBusiness: How Businesses Use Information Systems 169。 2022 by Prentice Hall ? Human resources systems ? Support activities for attracting, developing, and maintaining firm’s workforce ? Senior management: ? Identify manpower requirements (skill, education level, types and numbers of positions, etc.) for meeting longterm business plans ? Middle management: ? Monitor and analyze recruitment, allocation, and pensation of employees ? Operational management ? Track recruitment and placement of employees Systems from a Functional Perspective Types of Business Information Systems Essentials of Business Information Systems Chapter 2 EBusiness: How Businesses Use Information Systems 169。 2022 by Prentice Hall ? Decision support systems (DSS) ? Support nonroutine decision making for middle management ? . What would impact on production schedules be if sales doubled in December? ? Use information from TPS, MIS, and external sources ? Use models to analyze data ? . voyage estimating system of metals pany that calculates financial and technical voyage details ? Focus on extracting, analyzing information from large amounts of data Systems from a Constituency Perspective Types of Business Information Systems Essentials of Business Information Systems Chapter 2 EBusiness: How Businesses Use Information Systems 169。 2022 by Prentice Hall Enterprise Applications Essentials of Business Information Systems Chapter 2 EBusiness: How Businesses Use Information Systems Systems That Span the Enterprise ? Enterprise applications are systems that span functional areas and automate processes for multiple business functions and anizational areas。 view of customers, resulting in a greater followup rate on sales leads and increased customer satisfaction Customer Relationship Management Systems Essentials of Business Information Systems Chapter 2 EBusiness: How Businesses Use Information Systems Systems That Span the Enterprise 1