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

A) True
B) False

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Which of the following are examples of transactional information?


A) Airline ticket, sales receipts, and packing slips
B) Trends and sales statistics
C) Product sales results, grocery receipts, and growth projections
D) Airline tickets and sales growth spreadsheets

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

Correct Answer

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What analyzes unstructured data associated with websites to identify consumer behavior and website navigation?


A) Social media analytics
B) Speech analytics
C) Text analytics
D) Web analytics

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

Correct Answer

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Which of the following creates, reads, updates, and deletes data in a database while controlling access and security?


A) Database element
B) Database management system
C) Data governance
D) Data File

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

Correct Answer

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What is it called when a manager has so much data and information that they cannot make a decision?


A) Data rich, information poor
B) Data rich, content poor
C) Data rich, communication poor
D) Data rich, intelligence

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

Correct Answer

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Information redundancy is the duplication of data, or the storage of the same data in multiple places.

A) True
B) False

Correct Answer

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A database maintains information on ________.


A) Inventory
B) Transactions
C) Employees
D) All of the above

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

Correct Answer

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

A) True
B) False

Correct Answer

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What segments a heterogeneous population of more homogeneous subgroups?


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

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

Correct Answer

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In terms of big data what includes different forms of structured and unstructured data?


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

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

Correct Answer

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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

Correct Answer

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

A) True
B) False

Correct Answer

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Which of the following is a business-critical integrity constraint?


A) System will not allow an entry for an order for a nonexistent customer
B) System will not allow returns of fresh produce after 15 days past delivery
C) System will not allow shipping a product to a customer who does not have a valid address
D) Systems will not allow shipping of a nonexistent product to a customer

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

Correct Answer

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

Correct Answer

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

A) True
B) False

Correct Answer

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A field is a collection of related data elements

A) True
B) False

Correct Answer

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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

Correct Answer

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Master data management (MDM)is 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. MDM is commonly included in data governance.

A) True
B) False

Correct Answer

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Optimization is a statistical process for estimating the relationships among variables.

A) True
B) False

Correct Answer

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

A) True
B) False

Correct Answer

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