IS-535_Midterm_Studyguide_Answers - 1 Why Information...

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1. Why Information Systems so important? Information Systems are not just technology, it is also a business perspectives. Information Systems are a foundation for conducting business today. Information Systems are essential tools for helping organizations operate in a global economy. Many companies are trying to become more competitive and efficient by transforming themselves into digital firms where nearly all core business processes and relationships with customers, suppliers, and employees are digitally enable. Businesses today use information systems to achieve six major objectives: Operational excellence, new products, services, and business models; customer/supplier intimacy; improved decision making; competitive advantage; and day to day survival. 2. What are the features of an organization? All modern organizations have certain characteristics. They are bureaucracies with clear-cut divisions of labor and specialization. Organizations arrange specialists in a hierarchy of authority in which everyone is accountable to someone and authority is limited to specific actions governed by abstract rules to procedures Organizations try to hire and promote employees on the basis of technical qualifications and professionalism. The organization is devoted to the principle of efficiency: maximizing output using limited inputs. Other features of organizations include their business processes, organizational culture, organizational politics, surrounding environments, structure, goals, constituencies, and leadership styles. 3. How DBMS can solve the problems of the Traditional File Environment? (P.225) A DBMS reduces data redundancy and inconsistency by minimizing isolated files in which the same data are repeated. The DBMS may not enable the organization to eliminate data redundancy entirely, but it can help control redundancy. Even if the
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This note was uploaded on 07/25/2010 for the course MISM is535 taught by Professor Lam during the Spring '10 term at Keller Graduate School of Management.

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IS-535_Midterm_Studyguide_Answers - 1 Why Information...

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