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Which of the following does not draw a parallel between the challenges in business and the challenges of war?


A) Collecting information.
B) Discerning patterns and meaning in the information.
C) Accurate and complete information.
D) Responding to the resultant information.

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What does the Data Warehousing Institute estimate that low-quality information costs U.S.businesses annually?


A) $500 million
B) $60 billion
C) $600 billion
D) It is impossible to determine.

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Data warehousing is about extending the transformation of data into _________.

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Information

Data information in a data warehouse contains layers of columns and rows,and this is known as __________ databases.

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Which of the following statements is true regarding customer information?


A) Customer information can exist in several operational systems.
B) Customer information in each operational system could change.
C) Customer information in each operational system can be different.
D) All of these

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Explain the relationship between business intelligence and a data warehouse.

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The purpose of a data warehous...

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A data warehouse is a ___________ collection of information gathered from many different operational databases that supports business-analysis activities and decision-making tasks.

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logical

Which of the following occurs during data cleansing?


A) Clean missing records.
B) Clean redundant records.
C) Clean inaccurate data.
D) All of these.

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A relational database contains information in a series of two-dimensional tables.How is data contained in a data warehouse and data mart?


A) Information is multidimensional, meaning it contains a single layer of data in a table format.
B) Information is two-dimensional, meaning it contains a single layer of data in a table format.
C) Information is two-dimensional, meaning it contains layers of columns and rows.
D) Information is multidimensional, meaning it contains layers of columns and rows.

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D

Extraction,transformation,and loading is a process that extracts information from internal databases,transforms the information using a common set of enterprise definitions,and loads the information into an external database.

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A data __________ contains a subset of data warehouse information.

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The data warehouse is a location for all of a business's information.

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Explain why an organization cannot achieve 100 percent accurate and complete information.

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Achieving perfect information is almost ...

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Why is Noodles & Company using business intelligence?


A) To improve financial analysis.
B) To improve corporate processes.
C) To track store quality.
D) To change the corporate culture.

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Which of the following can use BI to make informed decisions?


A) Law enforcement industry
B) Airline industry
C) Broadcasting industry
D) All of these

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All of the following are reasons why operational systems are not appropriate for business analysis except:


A) Operational systems do not include information from other operational applications.
B) Operational systems are integrated.
C) Operational information is mainly current.
D) Operational information frequently has quality issues.

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Explain the primary difference between a database and a data warehouse.

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The primary difference between a databas...

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What is the primary problem most organizations face today concerning information?


A) Business intelligence rich, information rich
B) Data poor, information rich
C) Business intelligence poor, information rich
D) Data rich, information poor

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A(n)__________ is a particular attribute of information.

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What do data warehouses support?


A) OLAP
B) Analytical processing
C) OLTP
D) OLAP and analytical processing

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