According to analyst firm Gartner,
"The average organization loses $8.2 million annually through poor Data Quality". And yet, according to the Experian Data Quality report, "99% of organizations have a data quality strategy in place".
This is disturbing in that these Data Quality practices are not finding the bad data that exists in their data. This is a problem that needs to be solved.
Test Environment needs depend on the type of application you are testing. For Big data
testing, test environment should encompass:
|Big Data Cluster
|Big Data Tools