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Q. |
Data cleaning is |
A. | Large collection of data mostly stored in a computer system |
B. | The removal of noise errors and incorrect input from a database |
C. | The systematic description of the syntactic structure of a specific database. It describes the structure of the attributes the tables and foreign key relationships. |
D. | None of these |
Answer» B. The removal of noise errors and incorrect input from a database |
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