BI INTRO QUESTIONS

When faced with a turbulent business environment, organizations are best able to survive or even excel by minimizing changes until the environment stabilizes.

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The management of Norfolk Southern, a large freight railroad company, invested in data warehousing technologies. Even though railroad transportation is a mature industry, Norfolk Southern gained a competitive advantage by using its data warehousing technologies to squeeze additional efficiency from its operations.

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Globalization has significantly reduced the complexity of the business environment. For example, companies can find suppliers and customers in many countries where materials are cheaper, which reduces competition and complexity.

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One of the major objectives of computerized decision support is to minimize the gap between the current performance of an organization and its desired performance.

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Decision support concepts have been implemented incrementally, under different names, by many vendors who have created tools and methodologies for decision support.

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Business intelligence (BI) is a narrow term that refers to specific architectures, tools, databases, analytical tools, applications, and methodologies.

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BI's major objective is to enable interactive access, sometimes in real time, to data, to enable manipulation of data, and to give business managers and analysts the ability to conduct appropriate analysis.

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BI system has four major components: data warehouse, business analytics, business performance management; and a user interface

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A BI system's components include a decision support system with source data; business performance management (BPM) for monitoring and analyzing performance; and a user interface such as a dashboard.

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In BI, data warehousing performs the monitoring and analyzing of performance.

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