The detection and correction of data quality problem is called

Options
- data detection
- data cleaning
- data removal
- None of the Above

CORRECT ANSWER : data cleaning

Discussion Board
Data cleaning

Data cleaning is the process of detecting and correcting (or removing) corrupt or inaccurate records from a record set, table, or database and refers to identifying incomplete, incorrect, inaccurate or irrelevant parts of the data and then replacing, modifying, or deleting the dirty or coarse data. Data cleaning may be performed interactively with data wrangling tools, or as batch processing through scripting.

Prajakta Pandit 03-22-2017 01:29 AM

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