Data Mining Why Data Mining?

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What is the primary reason for the growth of data in recent years?

Improvements in e-commerce and stock trading

Advances in scientific simulation and remote sensing

Increased use of automated data collection tools and database systems (correct)

Proliferation of digital cameras and news sources

Which of the following is NOT a major source of abundant data mentioned in the text?

Government: census data, public records (correct)

Business: web, e-commerce, transactions, stocks

Science: remote sensing, bioinformatics, scientific simulation

Society: news, digital cameras

What is the alternative name for data mining?

Automated data analysis

Data warehousing

Knowledge discovery in databases (KDD) (correct)

Pattern recognition

Which of the following is NOT a step in the knowledge discovery process described in the text?

Data visualization Signup and view all the answers

What is the core of the knowledge discovery process according to the text?

Data mining Signup and view all the answers

What is the primary purpose of data mining according to the text?

To search for relationships and global patterns in large databases Signup and view all the answers

What is the primary purpose of data cleaning in the data mining process?

To remove noise and inconsistent data Signup and view all the answers

Which of the following steps is not considered a form of data preprocessing in the knowledge discovery process?

Data mining Signup and view all the answers

What is the primary function of a data warehouse in a typical data mining system architecture?

To serve as a single, complete, and consistent store of data from various sources Signup and view all the answers

Which of the following is not considered a major component of a typical data mining system architecture?

Data preprocessing engine Signup and view all the answers

What is the primary purpose of the pattern evaluation step in the knowledge discovery process?

To identify the truly interesting patterns that represent knowledge Signup and view all the answers

Which of the following is considered a key difference between data mining and the broader term of knowledge discovery from data (KDD)?

Data mining is a subset of the KDD process, focusing on the application of intelligent methods to extract patterns Signup and view all the answers

What is data mining?

The process of employing computer learning techniques to automatically analyze and extract knowledge from data Signup and view all the answers

Which of the following is NOT a potential application of data mining?

Data entry and manual data processing Signup and view all the answers

What is the purpose of a data warehouse?

To store historical data for decision support and analysis Signup and view all the answers

Which of the following is an example of an application area for data mining beyond traditional business domains?

Text mining and web mining Signup and view all the answers

What is the relationship between a data warehouse and data mining?

Data warehouses store data that can be analyzed using data mining techniques Signup and view all the answers

What does the term 'data exploration and analysis' refer to in the context of data mining?

The process of analyzing and extracting knowledge from large quantities of data Signup and view all the answers

Data Mining Why Data Mining?

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