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Which of the following implies that information is current with respect to the business requirement?


A) Uniqueness
B) Accuracy
C) Consistency
D) Timeliness

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

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Complete information asks if there is an incorrect value in the information.

A) True
B) False

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Dirty data is erroneous or flawed data.The complete removal of dirty data from a source is impractical or virtually impossible.

A) True
B) False

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Identify the advantages of using business intelligence to support managerial decision making.

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Many organizations today find it next to...

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A foreign key provides details about data.

A) True
B) False

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Data latency includes the tests and evaluations used to determine compliance with data governance polices to ensure correctness of data.

A) True
B) False

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What is social media analytics?


A) Analyzes text flowing across the Internet,including unstructured text from blogs and messages
B) The process of analyzing recorded calls to gather information; brings structure to customer interactions and exposes information buried in customer contact center interactions with an enterprise
C) Analyzes unstructured data to find trends and patterns in words and sentences
D) Analyzes unstructured data associated with websites to identify consumer behavior and website navigation

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

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

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Data-driven websites offer several advantages as it is far easier to manage content and store large amounts of data.

A) True
B) False

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What are rules that enforce basic and fundamental information-based constraints?


A) Information integrity
B) Integrity constraint
C) Business-critical integrity constraint
D) Relational integrity constraint

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

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What determines values for an unknown continuous variable behavior or estimated future value?


A) Classification
B) Estimation
C) Affinity grouping
D) Clustering

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

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What is information that people use to support their decision-making efforts?


A) Information cleansing and scrubbing
B) Data-mining tools
C) Data mining
D) Business intelligence

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

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What processes and manages algorithms across many machines in a computing environment?


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

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

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Which of the following represents the different information formats?


A) Detail,summary,aggregate
B) Document,presentation,spreadsheet,database
C) Individual,department,enterprise
D) Executives,managers,operational employees

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

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Advanced analytics processes and manages algorithms across many machines in a computing environment.

A) True
B) False

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Unique information asks if the information current with respect to the business needs.

A) True
B) False

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Relationship integrity criteria are rules that enforce basic and fundamental information-based constraints.

A) True
B) False

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One example of a data aggregation is to gather information about particular groups based on specific variables such as age,profession,or income.

A) True
B) False

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The physical view of information deals with the physical storage of information on a storage device.

A) True
B) False

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