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Association ___________ reveals the relationship between variables along with the nature and frequency of the relationships.

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detection

Which of the following are examples of analytical information?


A) Airline ticket, sales receipts and packing slips
B) Hotel reservation, sales receipts and packing slips
C) Trends, future growth analysis, sales projections and product statistics
D) Packing slips, grocery receipt and competitor information

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

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Which of the following represents the different information granularities?


A) Detail, summary, aggregate
B) Document, presentation, spreadsheet, database
C) Individual, department, enterprise
D) None of the answers are correct

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

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Standardising of data elements allows for:


A) Marketing, sales, inventory and billing
B) Data mart 1, data mart 2 and data mart 3
C) Competitor and industry information, mailing lists and stock market analysis
D) Marketing information, sales information and stock market analysis

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

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The primary purpose of a data warehouse is to ____________.


A) Information scaling
B) Streamlining data points
C) Standardising information
D) Standardising protocols

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

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Information can tell an organisation how it is currently performing and help it estimate and strategise for future plans and performance.

A) True
B) False

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What is one of the biggest pitfalls associated with real-time information?


A) It is only available to high-level executives due to the expense
B) It is only available in aggregate levels of granularity
C) It continually changes
D) It rarely changes

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

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C

Which of the following represents the different information levels?


A) Detail, summary, aggregate
B) Document, presentation, spreadsheet, database
C) Individual, department, enterprise
D) None of the answers are correct

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

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What is the technique used to divide information sets into mutually exclusive groups such that the members of each group are as close together as possible to one another and the different groups are as far apart as possible?


A) Statistical detection
B) Cluster analysis
C) Association detection
D) None of the answers is correct

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

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An____________ allows separate systems to communicate directly with each other.

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Data __________ issues occur when a system produces incorrect,inconsistent or duplicate data.

Correct Answer

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What BI tools are required depends on how the data is currently managed and how it is to be analysed.BI software can be divided into three broad application categories;namely,data management tools,data discovery applications and reporting tools.What value can they potentially add to a business?

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•Data management tools:The prime purpose...

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What is a primary key?


A) A field (or group of fields) that uniquely identifies a given record in a table
B) A primary key of one table that appears as an attribute in another table and acts to provide a logical relationship among the two tables
C) Characteristics or properties of an entity
D) A field (or group of fields) that uniquely identifies a given attribute in a table

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

Correct Answer

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ETL is one of the three main BI tool categories.What does ETL do,and what is the role of a data mart in business?

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The prime purpose of data management too...

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BI,business analytics and data science appear quite similar.However,each is different and it has become increasingly necessary for organisations to become cognizant of the distinctions between these terms,as they relate to the value they can produce for the enterprise.How do BI,business analytics and data science differ?

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•Business analytics is at the core of BI...

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Which of the below defines the relationship between variables along with the nature and frequency of the relationship?


A) Association detection
B) Masking detection tool
C) Cluster grouping
D) Blocking barriers

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

Correct Answer

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A

Analytical information encompasses all of the information contained within a single business process or unit of work-its primary purpose is to support daily operational tasks.

A) True
B) False

Correct Answer

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Forward integration takes information entered into a given system and sends it automatically to all downstream systems and processes.

A) True
B) False

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A foreign key provides details about data.

A) True
B) False

Correct Answer

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What type of integrity constraint does not allow someone to create an order for a non-existent customer?


A) Relational integrity constraint
B) Business-critical integrity constraint
C) Information-critical integrity constraint
D) None of the answers is correct

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

Correct Answer

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