Multiple choice technology web technology

What is the process of removing erroneous, incomplete or old data from a database?

  1. data eradication

  2. data cleansing

  3. data unloading

  4. data purging
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B Correct answer
Explanation

Data cleansing is the process of detecting and correcting (or removing) corrupt, inaccurate, or irrelevant records from a database. It involves identifying incomplete, incorrect, or outdated data and either fixing it or deleting it. 'Data eradication' and 'data purging' are not standard terms for this process.

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