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In terms of Big Data,what is variety?


A) Includes different forms of structured and unstructured data
B) Includes the uncertainty of data,including biases,noise,and abnormalities
C) Includes the scale of data
D) Includes the analysis of streaming data as it travels around the Internet

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

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What determines the accuracy and completeness of organizational data?


A) Data quantity audit
B) Data quality audit
C) Data intelligence audit
D) Data accuracy audit

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

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Define data mining,and explain the three common forms for mining structured and unstructured data.

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Data mining is the process of analyzing ...

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What is master data management?


A) Occurs when the same data element has different values
B) Occurs when a system produces incorrect,inconsistent,or duplicate data
C) Refers to the overall management of the availability,usability,integrity,and security of company data
D) The practice of gathering data and ensuring that it is uniform,accurate,consistent,and complete,including such entities as customers,suppliers,products,sales,employees,and other critical entities that are commonly integrated across organizational systems

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

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Distributed computing focuses on forecasting future trends and producing insights using sophisticated quantitative methods,including statistics,descriptive and predictive data mining,simulation,and optimization.

A) True
B) False

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What is stored in a dynamic catalog,or an area of a website that stores information about products in a database?


A) Dynamic website
B) Data-driven website
C) Static information
D) Dynamic information

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

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Which of the following is an approach to business governance that values decisions that can be backed up with verifiable data?


A) Comparative analysis
B) Competitive monitoring
C) Data-driven decision management
D) Source data

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

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What is data-driven decision management? A. A business that collects personal information about consumers and sells that information to other organizations B. A storage repository that holds a vast amount of raw data in its original format until the business needs it C.

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A. A business that collects personal inf...

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In terms of Big Data,what includes the uncertainty of data,including biases,noise,and abnormalities?


A) Variety
B) Veracity
C) Volume
D) Velocity

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

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How would the technology industry use business intelligence?


A) Track crime patterns,locations,and criminal behavior
B) Analyze customer demographics
C) Predict sales,inventory levels,and distribution
D) Predict hardware failures

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

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Clustering segments a heterogeneous population of more homogeneous subgroups.

A) True
B) False

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Optimization is a statistical process that finds the way to make a design,system,or decision as effective as possible,for example,finding the values of controllable variables that determine maximal productivity or minimal waste.

A) True
B) False

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What is a data steward?


A) The time it takes for data to be stored or retrieved
B) The management and oversight of an organization's data assets
C) The person responsible for ensuring policies and procedures are implemented across the organization
D) When a company examines its data to determine if it can meet business expectations,while identifying possible data gaps

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

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A record is a collection of related data elements.

A) True
B) False

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Information integrity is a measure of the quality of information.

A) True
B) False

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If a manager identifies numerous information integrity issues he should consider the reports generated from that data as invalid and not use them when making decisions.

A) True
B) False

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A data miner contains a subset of data warehouse information.

A) True
B) False

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What includes data that change based on user actions?


A) Content creator
B) Content editor
C) Static information
D) Dynamic information

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

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Which of the following is not an advantage to a data-driven website?


A) Development
B) Minimizing human error
C) Increasing update costs
D) More efficient

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

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What tracks corporate metrics such as critical success factors and key performance indicators and include advanced capabilities such as interactive controls allowing users to manipulate data for analysis?


A) Informing
B) Infographics
C) Data visualization Tools
D) Business intelligence dashboards

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

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