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Exam 8: Data and Business Intelligence

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Question 21

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The core components of any system,regardless of size,are a database and a database management system.

A) True
B) False

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Question 22

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Broadly defined,a __________ maintains information about various types of objects,events,people and places.

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Question 23

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

Relational integrity constraints enforce business rules vital to an organisation's success and often require more insight and knowledge than business-critical integrity constraints.

Which of the questions below can be answered using business intelligence?

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

A data mart is the process of analysing data to extract information not offered by the raw data alone.

Today's Chief Information Officers are finding that business intelligence software is unnecessary and a financial burden for most companies.

Redundancy is the duplication of data,or storing the same data in multiple places.

What encompasses all organisational information and has the primary purpose of supporting the performing of managerial analysis tasks?

Which of the following is not a benefit of BI?

Extraction,transformation and ___________ is a process that extracts information from internal and external databases,transforms it using a common set of enterprise definitions and loads it into a data warehouse.

Which of the following illustrates the primary concepts of the relational database model?

What is the primary difference between an entity and an attribute?

Identify The business benefits of a relational database.

What are the rules that help ensure the quality of information?

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.What database advantage is this an example of?

Databases offer many security features including passwords to provide authentication,access levels to determine who can access the data,and access controls to determine what type of access they have to the information.

Which of the following forms of data mining assigns records to one of a predefined set of classes?

Many organisations today find it next to impossible to understand their own strengths and weaknesses,let alone those of their biggest competitors,because the enormous volume of organisational data is inaccessible to all but the MIS department.