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What is an organized collection of data?


A) Data set
B) Dirty data
C) Data map
D) Data point

E) None of the above
F) C) and D)

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

A) True
B) False

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Managers can use BI to answer tough business questions.Which of the following describes the value of knowing where the business is going?


A) A historical perspective offers important variables for determining trends and patterns.
B) Looking at the current business situation allows managers to take effective action to solve issues before they grow out of control.
C) Setting strategic direction is critical for planning and creating solid business strategies.
D) None of these.

E) B) and C)
F) A) and D)

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Business analysis is difficult to achieve from operational databases.Which of the following is not a reason why?


A) Inconsistent data definitions.
B) Lack of data standards.
C) Effective direct data access.
D) Poor data quality.

E) All of the above
F) None of the above

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A data miner contains a subset of data warehouse information.

A) True
B) False

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What is a data point?


A) Identifies the primary location where data is collected.
B) An individual item on a graph or chart.
C) A technique for establishing a match, or balance, between the source data and the target data warehouse.
D) An approach to business governance that values decisions that can be backed up with verifiable data.

E) A) and C)
F) B) and C)

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Businesses collect a tremendous amount of _____________ information as part of their routine operations.


A) operational
B) transactional
C) aggregate
D) comparative

E) None of the above
F) A) and D)

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Many firms complete data quality audits to determine the accuracy and completeness of its data.

A) True
B) False

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Business analysis is difficult from operational databases.Which of the following is not a reason why?


A) Every department has its own method for recording data.
B) Data stored in operational databases did not allow users direct access.
C) The data is standardized.
D) The data collected is not always useful for intended purposes.

E) A) and B)
F) B) and C)

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The primary purpose of a data warehouse is to perform analytical process.

A) True
B) False

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Effective data-driven decision management is reliant upon the quality of the data gathered and the effectiveness of its analysis and interpretation.

A) True
B) False

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Which of the following is incorrect in terms of data warehousing and business intelligence?


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

E) All of the above
F) C) and D)

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Business analysis is difficult from operational databases.Which of the following is not a reason why?


A) Every department has its own method for recording data.
B) When sharing data, the data matches with the data warehouse and users get the data they need.
C) The data is of poor quality.
D) The data collected is not always useful for intended purposes.

E) B) and D)
F) A) and B)

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Which of the following are examples of external databases in the data warehouse model?


A) Marketing, sales, inventory, and billing.
B) Data mart 1, data mart 2, and data mart 3.
C) Competitor and industry information, mailing lists, and stock market analysis.
D) Marketing information, sales information, and stock market analysis.

E) A) and B)
F) A) and C)

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How would the health care industry use business intelligence?


A) Analyze popular vacation locations with current flight listings.
B) Understand customer credit card usage and nonpayment rates.
C) Compare the demographics of patients with critical illnesses.
D) Predict claim amounts and medical coverage costs.

E) A) and B)
F) All of the above

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Within the beginning stage of the data warehouse models process, which of the following are included in the internal databases?


A) Marketing, sales, inventory, and billing.
B) Data mart 1, data mart 2, data mart 3.
C) Competitor and industry information, mailing lists, and stock market analysis.
D) Marketing information, and stock market analysis numbers.

E) A) and B)
F) B) and D)

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What are the primary differences between a data warehouse and a data mart?


A) Data warehouses make quick decisions, data marts make slow decisions.
B) Data warehouse tackle ethical issues, data marts tackle hypothetical issues.
C) Data warehouses have a more organization wide focus, data marts have functional focus.
D) Data warehouses have a physical focus, data marts have logical focus.

E) C) and D)
F) A) and D)

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The complete removal of dirty data from a source is practical and possible.

A) True
B) False

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Business intelligence is an approach to business governance that values decisions that can be backed up with verifiable data.

A) True
B) False

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Within the data warehouse model, the internal databases could include marketing, sales, inventory, and billing.

A) True
B) False

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