A company is starting an Information Analysis project to assess the data quality of Key
Performance Indicators (KPIs). They also want to setup on-going monitoring of the data
quality and have no tolerance for error. Which two statements are true when considering
what data to analyze?
A.
Sample the source data.
B.
Analyze all rows in the source data.
C.
Analyze all columns in the source data.
D.
Analyze only those columns that support the KPIs.
E.
Create a virtual column containing only those columns that support the KPIs.