Vocabulary 7 - CompTIA

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Analytical Data

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Historical data that is used to help people make decisions in the present. It's various categories include market data, transactional data, sensor data, natural language, and machine data.

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Big Data

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Extremely large sets of data, usually automatically recorded, that can be analyzed to show insights into human behavior trends.

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Big Data Analytics

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The process of asking specific questions to help interpret big data.

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Data Extraction

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The process of gathering and organizing big data.

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Data Mining

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A broad and open-ended analysis of extracted big data.

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Database

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A structured set of data held in a computer, usually in a way that is accessible by multiple concurrent users.

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Database Management System (DBMS)

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Software that allows users to define, manipulate, retrieve, and manage data stored in a database. Examples are Microsoft SQL Server, Oracle Database, MySQL, and Microsoft Access.

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Data Definition Language (DDL)

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Database commands that change the structure, or schema, of the database.

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Data Manipulation Language (DML)

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Database commands that modify the records within the database and not the schema itself.

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Data Modeling

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A way to help programmers and other related parties make sense of database information.