CIS Chapter 7

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data broker

a business that collects personal information about consumers and sells that information to other organizations.

repository

a central location in which data is stored and managed.

data warehouse

a logical collection of information—gathered from many different operational databases—that supports business analysis activities and decision-making tasks

data lake

a storage repository that holds a vast amount of raw data in its original format until the business needs it

data map

a technique for establishing a match, or balance, between the source data and the target data warehouse.

Data-driven decision management

an approach to business governance that values decisions that can be backed up with verifiable data.

data point

an individual item on a graph or a chart

data set

an organized collection of data.

comparative analysis

can compare two or more data sets to identify patterns and trends.

data mart

contains a subset of data warehouse information

Dirty data

erroneous or flawed data

Source data

identifies the primary location where data is collected

Data aggregation

the collection of data from various sources for the purpose of data processing.

competitive monitoring

where a company keeps tabs of its competitor's activities on the web using software that automatically tracks all competitor website activities such as discounts and new products.

extraction, transformation, and loading (ETL)

a process that extracts information from internal and external databases, transforms the information using a common set of enterprise definitions, and loads the information into a data warehouse.

Information cleansing or scrubbing

a process that weeds out and fixes or discards inconsistent, incorrect, or incomplete information.


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