____________is data collected from natural systems.

Related MCQs

• The important aspect of the data warehouse environment is that data found within the data warehouse is__________.
• Data marts that incorporate data mining tools to extract sets of data are called_________.
• data consists of sample input data as well as the classification assignment for the data
• Genetic algorithms are search algorithms based on the mechanics of natural .
• In web mining, is used to find natural groupings of users, pages, etc.
• __________describes the data contained in the data warehouse.
• The source of all data warehouse data is the__________.
• The most common source of change data in refreshing a data warehouse is__________.
• ____________is data about data.
• The data from the operational environment enter_____________of data warehouse.