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Static information includes data that changes based on user actions.

A) True
B) False

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What is the primary tool that retrieves information and helps users graphically design the answer to a question?


A) Data mining tools
B) Structured example language
C) Query-by-example tool
D) Relational query tool

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

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Clustering assigns records to one of a predefined set of classes.

A) True
B) False

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Information integrity are rules that help ensure the quality of information.

A) True
B) False

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Which of the following occurs when the same data element has different values?


A) Data modeling issue
B) Data mining issue
C) Data governance issue
D) Information inconsistency issue

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

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Explain the four primary traits that determine the value of information.

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Information is data converted into a mea...

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Data warehouses struggle with combining too much standardized information.

A) True
B) False

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What is the term for when a company examines its data to determine if it can meet business expectations,while identifying possible data gaps or where missing data might exist?


A) Data steward
B) Data stewardship
C) Data validation
D) Data gap analysis

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

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Employees need to compare different types of information for what they commonly reveal to make strategic decisions.Which of the below represents the three common types of information found throughout an organization?


A) Levels,forms,granularities
B) Levels,forms,data
C) Levels,formats,granularities
D) Data,formats,granularities

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

Correct Answer

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


A) Marketing information
B) Sales information
C) Competitor information
D) All of these choices

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

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What is a field that uniquely identifies a given record in a table?


A) Foreign key
B) Primary key
C) Data mining key
D) DBMS key

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

Correct Answer

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What is a collection of large,complex data sets,including structured and unstructured data,which can't be analyzed using traditional database methods and tools?


A) Big Data
B) Distributed computing
C) Advanced analytics
D) Data scientist

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

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Time-series information is time-stamped information collected at a particular frequency.

A) True
B) False

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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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Information quality refers to the extent of detail within the information (fine and detailed,or coarse and abstract).

A) True
B) False

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Estimation determines values for an unknown continuous variable behavior or estimated future value.

A) True
B) False

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What are the two different categories for information type?


A) Analytical and productive
B) Analytical and analysis
C) Transactional and analytical
D) Transactional and analysis

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

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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 has been?


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 choices

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

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Which of the following would not be considered part of the accurate characteristic of high-quality information?


A) Is the name spelled correctly?
B) Is the email address invalid?
C) Does the name and the phone values have the exact same information?
D) Is aggregate information in agreement with detailed information?

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

Correct Answer

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What is a logical data structure that details the relationship among data elements using graphics or pictures?


A) Data model
B) Data element
C) Data mining tool
D) Data mart tool

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

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