During data conversion, data cleansing is BEST performed prior to:
During data conversion, data cleansing is BEST performed prior to:
Data cleansing is best performed prior to the load phase in the data conversion process. Cleansing the data ensures that any erroneous, incomplete, or duplicate data is corrected or removed before it is loaded into the target system, ensuring data integrity and accuracy upon transfer. This step is crucial to avoid tainting your target system with poor-quality data, which could otherwise lead to inaccurate reports and analysis.
Could be A
D is the answer, Data cleansing is best before extraction
B. transformation is the correct answer. Data cleansing should be completed before data transformation to optimize the quality and reliability of the converted data.