DATABASE FUNDAMENTALS
DATA WAREHOUSING AND DATA MINING
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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“A warehouse is a subject-oriented, integrated, stable and volatile collection of data in support of management’s decision making process".
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“A warehouse is a subject-oriented, integrated, time-variant and non-volatile collection of data in support of management’s decision making process".
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Both A and B
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None of above
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Detailed explanation-1: -The term Data Warehouse was coined by Bill Inmon in 1990, which he defined in the following way: A data warehouse is a subject-oriented, integrated, time-variant and non-volatile collection of data in support of management’s decision making process.
Detailed explanation-2: -Bill Inmon, the recognized father of the data warehousing concept, defines a data warehouse as a subject-orientated, integrated, time variant, non-volatile collection of data in support of management’s decision-making process. Another data warehousing pio.
Detailed explanation-3: -The term “Data Warehouse” was first coined by Bill Inmon in 1990. According to Inmon, a data warehouse is a subject oriented, integrated, time-variant, and non-volatile collection of data. This data helps analysts to take informed decisions in an organization.
Detailed explanation-4: -In the early nineties, Bill Inmon coined the term data warehouse: A subject-oriented, integrated, time-variant, nonvolatile collection of data in support of management’s decisions.
Detailed explanation-5: -“A data warehouse is a subject-oriented, integrated, time-variant, and nonvolatile collection of data in support of management’s decision making process”-William H. Inmon.