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What occurs when the same data element has different values?


A) Information inconsistency
B) Information integrity issues
C) Data governance
D) Master data management

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Velocity includes the analysis of streaming data as it travels around the Internet.

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What is the term for the time it takes for data to be stored or retrieved?


A) Data governance
B) Data latency
C) Data validation
D) Data gap analysis

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What is optimization?


A) A statement about what will happen or might happen in the future,for example,predicting future sales or employee turnover
B) 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
C) Predictions based on time-series information
D) A statistical process for estimating the relationships among variables

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What is a data broker?


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) 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
A data broker is a business that collects personal information about consumers and sells that information to other organizations.

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Which of the following is a problem associated with dirty data?


A) Formatted data
B) Misleading data
C) Correct data
D) All of these choices

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What is data gap analysis?


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 tests and evaluations used to determine compliance with data governance policies to ensure correctness of data
D) When a company examines its data to determine if it can meet business expectations,while identifying possible data gaps

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A content creator is the person responsible for updating and maintaining website content.

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Business analysis is difficult from operational databases.Which of the following is a reason why?


A) Every department has its own method for recording data
B) Lack of data standards across departments
C) The data,if available,were often incorrect or incomplete
D) All of these choices

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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

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Which of the following is not a primary trait of information?


A) Governance
B) Type
C) Timeliness
D) Quantity

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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

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


A) Distributed computing
B) Advanced analytics
C) Analysis paralysis
D) Data artist

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Infographics can present the results of large data analysis looking for patterns and relationships that monitor changes in variables over time.

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Some of the serious business consequences that occur due to using low-quality information to make decisions are all of the following except:


A) Inability to accurately track customers
B) Inability to identify selling opportunities
C) The success of the organization depends on appreciating and leveraging the low-quality information
D) Lost revenue opportunities from marketing to nonexistent customers

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Data visualization tools can help uncover correlations and trends in data that would otherwise go unrecognized.

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Your textbook discussed a record store example where one user could perform a query to determine which recordings had a track length of four minutes or more,and another user could perform an analysis to determine the distribution of recordings as they relate to the different categories.This is an advantage of which database example?


A) Increased scalability and performance
B) Increased information security
C) Reduced information redundancy
D) Increased flexibility

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Complete information asks if there is a value missing from the information.

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Which of the following questions is an example of how managers can use BI to answer tough business questions?


A) Where has the business been?
B) Where is the business now?
C) Where is the business going?
D) All of these questions

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Why were data warehouses created?


A) Numbers and types of operational databases increased as businesses grew.
B) Many companies had information scattered across multiple systems with different formats.
C) Completing reporting requests from numerous operational systems took days or weeks.
D) All of these choices

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