Data Quality Flashcards
(15 cards)
What is Manual Directed Data Quality Correction?
The use of automated cleanse & correction tools with results manually checked before committing outputs
What is a key process in defining data quality business rules?
Separating data that does not meet business needs from data that does
What is NOT usually a feature of data quality improvement tools?
Data modelling
“The Data Quality Management cycle has four stages. Three are Plan, Monitor & Act. What is the fourth stage?”
Deploy
What is NOT an expected role of a Data Quality Oversight Board?
Data profiling & analysis
What is an example of the data quality dimension of ‘consistency’:
All the records in the CRM have been accounted for in the data warehouse.
Data quality measurements can be taken at three levels of granularity. They are:
“Data element value, data instance or record, and data set.”
What is NOT a stage in the Shewhart / Deming Cycle that drives the data quality improvement lifecycle:
Investigate
A data quality program should limit its scope to:
the data most critical to the enterprise and its customers.
What is a key process in defining data quality business rules?
Separating data that does not meet business needs from data that does
A Data Quality dimension is:
a measurable feature or characteristic of data.
What is NOT a typical activity in Data Quality Management?
Enterprise Data Modelling
Top down’ and ‘bottom up’ data analysis and profiling is best done in concert because:
It balances business relevance and the actual state of the data.
A Data Quality Service Level Agreement (SLA) would normally include which of these:
Respective roles & responsibilities for data quality
What is a critical outcome of effective data quality management for businesses?
Reducing financial losses and improving operational efficiency
