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Exam 9: Business Intelligence Systems

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Question 1

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When the BigData collection is broken into pieces,and hundreds or thousands of independent processors search these pieces for something of interest,the process is referred to as the ________ phase.

A) Crash
B) Control
C) Reduce
D) Map

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Question 2

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What is data granularity?

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Data granularity refers to the level of ...

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Question 3

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The goal of ________ is to create information about past performance.

________ techniques emerged from the combined discipline of statistics,mathematics,artificial intelligence and machine-learning.

The management function of business intelligence servers maintains metadata about the authorized allocation of business intelligence results to users.

The source data for a business intelligence system can be the data that the organization purchases from data vendors.

Explain the functions of a data warehouse.

Data mining analyses are used to create information about past performance,whereas reporting analysis is used primarily for classifying and predicting.

________ systems are information systems that process operational and other data to analyze past performance,and to make predictions.

What is clickstream data?

Data marts are data collections that address the needs of a particular department or functional area of the business.

For email or collaboration tools,the push option is manual.

Data retention is the process of obtaining,cleaning,organizing,relating,and cataloging source data.

A data warehouse is a facility for managing an organization's business intelligence data.

How is a data warehouse different from a data mart?

Data marts are usually larger than data warehouses.

Which of the following is true of business intelligence systems?

Static reports are business intelligence documents that are updated at the time they are requested.

________ is the application of statistical techniques to find patterns and relationships among data for classification and prediction.

The purpose of a ________ is to extract and clean data from operational systems and other sources,and to store and catalog that data for processing by business intelligence tools.