1. Organizational dimension of IS structure: different levels and specialties • hierarchy of authority, responsibility: Senior Middle Operational management, Knowledge service Data workers business process: Organization coordinate its work through its hierarchy and business process Culture : ways of doing things, part is embedded in IS.
2. Management dimension Make decisions, formulate action plan and solve organizational problem Managers set organizational strategy for responding to business challenges In addition, managers must act creatively: • Creation of new products and services • Occasionally re-creating the organization
Levels in a Firm Levels in a Firm
IS & Decision Structure IS & Decision Structure
3. Technology dimension • IT is: – Hardware: physical component – Software: instruction control Hardware – Data management technology – Network and telecommunications technology – Network: Hardware + Software link computers – Internet: Network to provide services – WWW: service to store retrieve information • IT infrastructure: platform that the firm can built on its IS
Business perspective on IS: – IS instrument for creating value to firms – Investments in IS result in superior returns: • Increases productivity and revenue – IS provides information that helps managers making better decisions and improve the execution of business process – Value of IS
Management Information Systems MIS • Use of computer-based information systems in business firms • Combines work of CS, management, and operating research toward developing system solutions to real word problems • Concerned with behavioral issues of development, use and impact of IS • main actors : Suppliers of hardware and software, Business firms, Managers and employees, Firm’s environment (legal, social, cultural context)
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- Fall '16